Write an equation of the line passing through the point (-3, -3) that is perpendicular to the line y=-7/23x+9

Answers

Answer 1

Answer:

y = 23x/7 +48/7

Step-by-step explanation:

perpendicular slopes are always equal to -1

so the new slope is 23/7

slope intercept form is y = mx + b where m is the slope and b is the                 y-intercept

so plug in (-3, -3 ) to get -3 = 23(-3)/7 + b

isolate b

solve

-3 = 23*-3/7 + b

-3 = -69/7 + b

add 69/7 to both sides

69/7 - 3 = b

-3 = -21/7

69/7 - 21/7 = 48/7

b = 48/7

new equation is y = 23/7 + 48/7


Related Questions

Which step can you use to solve the equation y/3 = 5

Answers

Answer:

y = 15

Step-by-step explanation:

You can use the addition property of equality.

1) time 3 to +3 and 5

3 x /3 = 0

3 x 5 = 15

2) Now, we are left with y = 15

Therefore, y = 15

Hope this helps! :D

HELP ASAP ITS TIMED!!!!!!!!

Answers

Answer: alternate exterior

Step-by-step explanation:

explain why
a negative divided by a negative is a positive

Answers

Answer:

it's law

Step-by-step explanation:

i think it is law of mathematics. isn't it?

The negative signs gets cancelled therefore giving a positive answer . Pls mark me as the brainliest answer

Can you please help me in this quick question? I'm so mad at it no matter what I do it's wrong :(

Write the expression as a monomial in its standard form.
(–0.2b^6)^3*5b

It's kind of confusing when I write it like that without the exponents and stuff but yeah please help thanks

Answers

Answer:

[tex]-0.04b^{19}[/tex]

Step-by-step explanation:

We have the expression [tex](-0.2b^6)^3\times 5b[/tex] and we want to rewrite/simplify this to a monomial (only one term).

First, let's expand. We can use the power of a product exponent property, where [tex](ab)^x=a^xb^x[/tex]

We have:

[tex](-0.2b^6)^3\times 5b[/tex]

Using the above property, this will be:

[tex]=(-0.2)^3(b^6)^3\times5b[/tex]

(-0.2) cubed is -0.008. So, this becomes:

[tex]=-0.008(b^6)^3\times 5b[/tex]

We can now use the power of a power property, where [tex](x^a)^b=x^{ab}[/tex].

Therefore, this will give us:

[tex]=-0.008b^{6\times 3}\times 5b[/tex]

Evaluate:

[tex]=-0.008b^{18}\times 5b[/tex]

Notice that 5b is the same as 5 times b to the first power. So:

[tex]=-0.008\times b^{18}\times5\times b^1[/tex]

We can rearrange this to get:

[tex]=-0.008\times 5\times b^{18}\times b^1[/tex]

When we multiply exponents with the same base, we will simply add the exponents. -0.008 times 5 is -0.04. Therefore, this yields:

[tex]=-0.04b^{18+1}\\=-0.04b^{19}[/tex]

Therefore, our final answer is [tex]-0.04b^{19}[/tex].

And this is indeed a monomial since this only has one term.

Is it possible for a system of three linear inequalities to have a solution consisting of a
single point on the coordinate plane? If so, give an example. If not, explain why.​

Answers

Answer:

no beacuse of the x and y coordinate which is two points

Step-by-step explanation:

please help you kind people

Answers

Answer:

All I know is that the first picture is 8

Step-by-step explanation:

I know because one times eight is eight so um yeah

At what value does the graph of y=4 cot^-1(2x) intersect the y-axis?
A.pi/8
B.pi/2
C.pi
D.2pi

Answers

Answer:2 pi

Step-by-step explanation: The reason I know this is because I plugged into a graphing calculator and took the unit test.

At value D.2pi  the graph of y=4 cot^-1(2x) intersect the y-axis.

What is trigonometry?

Trigonometry is a branch of mathematics that studies relationships between side lengths and angles of triangles.

Here, given that,

y=4 cot^-1(2x)

we have to find the value at it  intersect the y-axis.

y-axis means x=0.

So, here the value is D.2pi.

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Evaluate the expression.
10–

4+

6÷3

Answers

Answer:

i do not know

Step-by-step explanation:

Answer:

Simplify 6\div 36÷3 to 22.

10+4-210+4−2

2 Simplify 10+410+4 to 1414.

14-214−2

3 Simplify.

the answer is 12

Step-by-step explanation:

please!! need help thank you

Answers

Answer:

y=6x-5

Step-by-step explanation:

Answer:

Hello!!! Princess Sakura here ^^

Step-by-step explanation:

Finding the slope:

Use this...

[tex]m=\frac{y_{2} -y_{1} }{x_{2} -x_{1} }[/tex]

Plug in what you know...

[tex]y_{2} =-5\\y_{1}=7\\x_{2} =0\\x_{1}=2[/tex]

Now solve...

[tex]\frac{-5-7}{0-2}=\frac{-12}{-2} =6[/tex]

So the slope is 6.

Finding the y-intercept:

Use this...

[tex]y=mx+b[/tex]

Plug in what you know...

(2,7)    (I'll be using this pair but you can choose the other one)

[tex]y = 7\\x = 2\\m = 6[/tex]

Now solve...

[tex]7=6(2)+b\\7=12+b\\b=-5[/tex]

Writing the equation:

Use this...

[tex]y=mx+b[/tex]

Plug in what you know...

[tex]m=6\\b=-5[/tex]

Now write it out...

[tex]y=6x-5[/tex]

That's it

PLSS HELP
A trapezoid has a base of 4.5 inches, a height of 6 inches, and an area of 21 square inches. The equation below can be used to determine b2, the length in inches of the second base of the trapezoid.



12(4.5+b2)(6)=21



What is the length, in inches, of the second base of the trapezoid?

Answers

Answer:

The second base of the trapezoid b2 is 2.5 inches

Step-by-step explanation:

Here, we want to calculate the second base of the trapezoid.

Mathematically, the area of a trapezoid can be given as;

A = 1/2(a + b) h

where a and b represents the parallel bases and h is the height of the trapezoid

so this, we have from the question

1/2(4.5 + b2) * 6 = 21

3(4.5 + b2) = 21

divide both sides by 3

4.5 + b2 = 7

b2 = 7-4.5

b2 = 2.5 inches

Simplify.
8 · 3 · x plzzzzzzzz answer fast

Answers

Answer:

24x

Step-by-step explanation:

hope this helps

The answer:
24x

Explanation:
8 • 3 = 24, and it is multiplied by the x value.

If a train goes 110 miles per hour, how many miles will the train go in one day

Answers

Answer:

2640 miles

Step-by-step explanation:

If the train goes 110 miles per hour, and there are 24 hours in a day, and you multiply them together, you get 2640, hope this helps!

Answer:

The train will go 2,640 miles in one day

Step-by-step explanation:

110*24 = 2,640

what’s 0.17 repeating as a fraction

Answers

If it's just the 7 that's repeating, let

x = 0.1777...

Then

10x = 1.777...

100x = 17.777...

100x - 10x = 17.777... - 1.777...

90x = 16

x = 16/90 = 8/45

If both 1 and 7 are repeating, let

x = 0.171717...

Then

100x = 17.171717...

100x - x = 17.171717... - 0.171717...

99x = 17

x = 17/99

Edi plays 1/4 of a song in 1/8 of a minute how many minutes will he need to play a full song

Answers

Answer:

Let's see what to do buddy...

Step-by-step explanation:

[tex]first \: \: \: \frac{1}{4} \: \: \:of \:a \: song \: needs \: \frac{1}{8} \: \: minute. \\ \\ second \: \: \: \frac{1}{4} \: \: of \: a \: song \: needs \: \frac{1}{8} \: minute \: too. \\ \\ also \: the \: third \: and \: fourth \: \: \: \frac{1}{4} \: \: \: of \: a \: song \: need \: \frac{1}{8} \: minute \: . \\ \\ so \: we \: have \: completly \: have \: 4 \times \frac{1}{8} \\ \\ which \: means \: edi \: needs \: 4 \times \frac{1}{8} = \frac{4}{8} = \frac{1}{2} \: minute \: to \: play \: all \: the \: song. [/tex]

And we're done.

Thanks for watching buddy good luck.

♥️♥️♥️♥️♥️

I need help on this​

Answers

Answer:

13.83

Step-by-step explanation:

12*106/92=13.82

Answer:

13.83

Step-by-step explanation:

If y varies inversely it has equation:

y = k/x

We have

y = 106, x = 12

Then, finding the value of k:

106 = k/12k = 106*12= 1272

For x = 92

y = 1272/92 = 13.83 rounded

The last option is correct

Solve the inequality and graph the solution.
6d - 10 > 8

Answers

Answer:

d>3

Step-by-step explanation:

6d-10>8

add the 10 to both sides

6d>18

divide the 6 from both sides

d>3

What is an expression?

Answers

Depends on what kind of expression you are talking about, A mathematical expression, or a normal expression.

___________________________________________________________

Mathematical

When you combine numbers and variables using operations such as addition, subtraction, multiplication, division, exponentiation, and other operations.

___________________________________________________________

Normal

A look on someone's face or a word or phase.

___________________________________________________________

I hope that i helped!

May i have brainliest?

[tex]\huge\boxed{Thanks,\;Plip.}[/tex]

What is the hypotenuse of a right triangle if the legs are each 20 inches long? Round to the nearest whole number.
A. 28
B. 29
C. 30
D. 31

Answers

Answer:

ueidicjfkfktitorr*rtt

28

Answer:

A

Step-by-step explanation:

Using Pythagoras' identity in the right triangle.

The square on the hypotenuse h is equal to the sum of the squares on the other 2 sides, that is

h² = 20² + 20² = 400 + 400 = 800 ( take the square root of both sides )

h = [tex]\sqrt{800}[/tex] ≈ 28 in ( to the nearest whole number )

Determine the perimeter.
ху
ху

Answers

To get the perimeter you add all the sides and to get the area you have to multiply

A line passes through the point (4, –6) and has a slope of Negative three-fourths. Which is the equation of the line?

Answers

Answer:

y = -3/4x - 3

Step-by-step explanation:

...................

Answer:

A

Step-by-step explanation:

hope this helps :)

hurry will give brainiest.

Answers

Answer:

2. z=8

3.2x=16

5.distributive property

7.Addition property of equality

i'm not 100%ly sure so if it's wrong sorry and pls don't report mine i'm just trying to help not get my answer deleted:)

Simplify the given equation.

5x + 2(x - 3) = -2(x - 1)

a. 7x - 3 = -2x - 1

b. 7x - 6 = -2x + 2

c. 7x - 6 = -2x - 2

Answers

Solve

5x + 2x -6 = -2(x - 1)

7x - 6 = -2(x-1)

Distribute

7x - 6 = -2(x - 1)

7x - 6 = -2x + 2

Add 6 to each side

7x - 6 + 6 = -2x + 2 + 6

Simplify

7x = -2x + 8

x = 8/9

So your answer is B. I believe

5x + 2(x - 3) = -2(x - 1)

its 8/9

granola bite contains 27 calories. Most of the calories come from grams of carbohydrates. The rest come from other ingredients. One gram of carbohydrate contains 4 calories. The equation LaTeX: 4c+5=27 represents the relationship between these quantities.

Answers

Answer:

5 1/2

Step-by-step explanation:

The calories contained are from grams of carbohydrates and other ingredients

One gram of carbohydrate contains 4 calories

The equation 4c + 5 = 27 represents the relationship between these quantities.

1. 5 from the equation represent calories from other ingredients

2. Neither 8 nor 3 is the solution to the equation

4c + 5 = 27

When 8 is the solution

4(8)+5=27

32+5=27

37=27

When 3 is the solution

4(3)+5=27

12+5=27

17=27

Neither 8 nor 3 is the solution to the equation because 8 gives a higher calories in the granola bite and 3 gives a lower calories in the granola bite.

3. Solution to the equation

4c + 5 = 27

4c= 27-5

4c = 22

Divide both sides by 4

c=22/4

=5 2/4

=5 1/2

The solution to the equation is 5 1/2

i dont know anything help me i have a target grade 8 and i get 3s

Answers

Answer:

whats the question

Step-by-step explanation:

what's the question??

{(-1,5), (0, -5)(-7, 9), (3, 4), (-9, -9) }
Domain:
Range:
Function? :

Answers

I think that’s range

What is the value of n in this equation? 7^6⋅7^3=7^n Enter your answer in the box. n =

Answers

Answer:

n=9

Step-by-step explanation:

add the exponents when the bases are the same

Leona was in a golf tournament last week. All of her rounds of gold were within 2 strokes of par. If par was 72, what are the maximum and minimum scores that Leona could have made in the gold tournament

Answers

Answer:

Maximum: 74

Minimum: 70

Step-by-step explanation:

l s - 72 l = 2

s - 72 = 2

s = 74

s - 72 = -2

s = 70

The maximum score will be 74 and the minimum score will be 70.

What is an expression?

Expression in maths is defined as the collection of numbers variables and functions by using signs like addition, subtraction, multiplication, and division.

Numbers (constants), variables, operations, functions, brackets, punctuation, and grouping can all be represented by mathematical symbols, which can also be used to indicate the logical syntax's order of operations and other features.

Given that Leona was in a golf tournament last week. All of her rounds of gold were within 2 strokes of par and par was 72.

The value of the maximum and minimum scores will be calculated as below:-

Maximum score:-

l s - 72 l = 2

s - 72 = 2

s = 74

Minimum score:-

s - 72 = -2

s = 70

Therefore, the maximum score will be 74 and the minimum score will be 70.

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Complete the following statement.


5(12+5)=

Answers

PEMDAS:

perenthesis, exponents, multiplication + division, addition and subtraction.

so you add first, to get 12+5=17.

then you multiply, to get 5*17 =85

Answer:

85

Step-by-step explanation:

PEMDAS:

First you do parenthesis so add the 12 and 5 together to get 17.

Now you are left with 5(17).

from there multiply to get your answer.

85

please please help me out!!

Answers

Answer:

x=36

Step-by-step explanation:

the triangle is a right angle triangle divided into 2 at the angle representing 90°. Since the second triangle has two equal sides the angles therefore are also equal, hence

180°-72°=108°

then 108°÷2=54°. ( we divided because the angles are equal.

x=180°-90°-54°

x=36°

I HAVE 5 MINUTES PLEASE HELP ! ( slope )

Answers

Answer:

1/2x+b=y

1/2*4+b=3

2+b=3

b=1

1/2x+1=y

Step-by-step explanation:

Answer: Graph (4,3) like it says, then go up 1 and right 2. That would be (6,4). You can also go down 1 and left 2. That would be (2,3)

Step-by-step explanation: Your welcome :)

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