2. If h(x) = 5x - 7 , for what value of x is h(x) = 23

Answers

Answer 1

Answer:

x=6

Step-by-step explanation:

5x-7=23

5x-7 +7=23+7

5x=30

30/5=6

x=6


Related Questions

It snowed 9.33 inches on Monday and 0.66 inches on Tuesday. How much did it snow on
Monday and Tuesday combined?

Answers

9.33 +

0.66

9.99

It snowed 9.99 inches on Monday and Tuesday combined

I don't understand this question can someone help me with this please, please explain!! and thank you for the help!! If u dont know try your best :D

Answers

Answer:

a line graph

Step-by-step explanation:

they can make u easily see the rise and fall throught the years and it is easy to see ur data. historgrams are grouped into number ranges and bar graph are used to compare different categories.

Manuel wants 30 liters of a mixture of water and 10% lemon juice. He has a mixture of 8% lemon juice and a mixture of 20% lemon juice. How many liters of the 8% and 20% mixtures should he mix to get what he wants?

Answers

Manuel needs 20 liters of the 8% and 5 liters of 20% mixtures to be mixed so as to get 30 liters of a mixture of water and 10% lemon juice.

Let x represent the amount of 8% lemon juice in liters and y represent the amount of 20% lemon juice in liters.

Since Manuel wants to produce a 30 liters mixture from 8% lemon juice and 20% lemon juice, hence:

x + y = 30      (1)

Also, Manuel wants 30 liters of a mixture of water and 10% lemon juice, hence:

8% of x + 20% of y = 10% of 30 liters

0.08x + 0.2y = 3         (2)

Solving equation 1 and 2 simultaneously; multiply equation 1 by 0.2 and subtract equation 2 from the result:

0.12x = 3

x = 25 liters

x + y = 30

25 + y = 30

y = 5 liters

Manuel needs 20 liters of the 8% and 5 liters of 20% mixture

Find out more at: https://brainly.com/question/15024774

evaluate (-3) (-10) answer
dddddd

Answers

Answer:

30 because negative x negative = a positive number

A figure above the line y=-1 is reflected across the line y=-1 and then reflected across the line y=-5. Determine the slope and magnitude of the equivalent translation vector.

Answers

Answer:

s

Step-by-step explanation:

" lon works at a restaurant and earns $20 for each shift, plus an hourly wage of $9.50. He earned $58 on his last shift, but forgot how many hours he worked. he was able to solve for his shift length bu subtracting 20 from 58 and then dividing by 9.50. Which of the equations below can be solved with these steps? "

A) 58x - 20x = 9.50

B) 9.50x + 20 = 58

C) 20x + 58x = 9.50

D) 20 = 58 + 9.50x

Answers

Answer:

The answer is b

Step-by-step explanation:

x represensts the number of hours worked with 9.50 for every hour and then you  add an extra 20 because that's what his job gives him just for showing up

Convert the measurement as indicated

90 in to yards

Answers

Answer: 2.5 yards

Step-by-step explanation: Divide the inches value by 36.    90/36 = 2.5

The ratio of the number of apples to the number of oranges is 5:2 . There are 18 more apples than oranges. If 24 oranges are added, what will be the new ratios of apples to the numbers of orange?

Answers

Answer:

5 : 6

Step-by-step explanation:

The ratio of apples to oranges is 5 : 2 = 5x : 2x ( x is a multiplier )

There are 18 more apples than oranges , that is

5x = 2x + 18 ( subtract 2x from both sides )

3x = 18 ( divide both sides by 3 )

x = 6

There are 5 × 6 = 30 apples and 2 × 6 = 12 oranges

The number of oranges is increased by 24, to 12 + 24 = 36 , then

30 apples : 36 oranges ( divide both parts by 6 )

= 5 : 6

Translate this phrase into an algebraic expression.

17 increased by twice Gail’s savings.

Use the variable g to represent Gail’s savings.

Answers

Answer:23/18

Step-by-step explanation:

Math experts can you please factor this thank you

Answers

Answer:

(x - 2) (x + 5)

Step-by-step explanation:

Hope this helps!

What is the midpoint of the line segment?
Drag the coordinates to the boxes to correctly match the endpoints and midpoint

Answers

Using the midpoint concept, it is found that:

The midpoint of the line segment of endpoints [tex](2, \sqrt{3})[/tex] and [tex](-6, 5\sqrt{3})[/tex] is [tex](-2, 3\sqrt{3})[/tex].The midpoint of the line segment of endpoints [tex]\left(-\frac{5}{3}, \frac{2}{5}\right)[/tex] and [tex]\left(\frac{1}{3}, \frac{3}{2}\right)[/tex] is: [tex]\left(-\frac{2}{3}, \frac{19}{20}\right)[/tex]

The midpoint of a line segment is given by the mean of the coordinates of it's endpoints.

For the first segment, which endpoints [tex](2, \sqrt{3})[/tex] and [tex](-6, 5\sqrt{3})[/tex]:

[tex]x_M = \frac{2 - 6}{2} = -2[/tex]

[tex]y_M = \frac{\sqrt{3} + 5\sqrt{3}}{2} = 3\sqrt{2}[/tex]

The midpoint is [tex](-2, 3\sqrt{2})[/tex]

For the second segment, which endpoints [tex]\left(-\frac{5}{3}, \frac{2}{5}\right)[/tex] and [tex]\left(\frac{1}{3}, \frac{3}{2}\right)[/tex]:

[tex]x_M = \frac{-\frac{5}{3} + \frac{1}{3}}{2} = -\frac{4}{6} = -\frac{2}{3}[/tex]

[tex]y_M = \frac{\frac{2}{5} + \frac{3}{2}}{2} = \frac{\frac{4 + 15}{10}}{2} = \frac{19}{20}[/tex]

The midpoint is [tex]\left(-\frac{2}{3}, \frac{19}{20}\right)[/tex]

A similar problem is given at https://brainly.com/question/24352869

(5x - 17) + 48
find the value of X and Y

Answers

The answer to this question is x=13

find product6,372x75

Answers

Answer:

i like c ock

Step-by-step explanation:

The answer is 477,900.

What is the solution to the equation −p−13=−43p+23(5p−6)?

Answers

Answer:

p = 125/73

Step-by-step explanation:

−p − 13 = −43p + 23 (5p − 6)

−p − 13 = −43p + 115p − 138

−p − 13 = 72p − 138

+p            +p

-----------------------------

-13 = 73p - 138

+138         +138

-----------------------------

125 = 73p

/73     /73

-----------------------------

125/73 = p

If you need the answer in mixed fraction, then it's --> p = 1 52/73

The solution to the given equation is p = - 1.71

To determine the solution of the given equation,

We will find the value of the variable, p, that satisfies the equation.

From the question, the given equation is

[tex]-p-13 = -43p+23(5p-6)[/tex]

To solve this,

First, Clear the brackets

[tex]-p-13 = -43p + 115p - 138[/tex]

Now, Collect like terms

[tex]-p +43p -115p = -138 + 13[/tex]

[tex]73p = -125[/tex]

Now, divide both sides of the equation by 73

[tex]\frac{73p}{73} = \frac{-125}{73}[/tex]

∴ p = - 1.71

Hence, the solution to the given equation is p = - 1.71

Learn more here: https://brainly.com/question/9956738

4
3
1
-5 -4 3.-2.-1
2
1
13
- 2
-3
-4
1-5
Find the slope of the line graphed.

Answers

Answer:

2/5

Step-by-step explanation:

cuz

Find the area of a sector of a circle for a 50 Degree angle with a diameter of 200 feet,
O 1.090.83 feet
O 5.363.32 feet
4.363.32 feet
O 17.453.30 feet

Answers

Answer:

17,453.30 feet

Step-by-step explanation:

17.453.30 feet I’m pretty sure

The length of Chen’s office is 15.5 feet and the width is 7.8 feet. Use the formula P = 2ℓ + 2w to find the perimeter of the office.

Answers

46.6 feet

Step-by-step explanation:

P = 2ℓ + 2w

P = 2(ℓ + w)

P = 2(15.5 + 7.8)

P = 2(23.3)

P = 46.6 feet

Hey Guys I need some help in answering( some areas of a Triangle) - the Question will be attached Below.
Can you guys also help me by putting the working out too All of the Questions ( Including page 1 & 2 Please so I can also Understand).
Thanks! Greatly Appreciated if you Can!

Answers

Step-by-step explanation:

2)

Rectangle has side 5 cm so one side of triangle will be 5cm

area of triangle is = 1/2lb

= 1/2 5*4

=10 cm^2

area of rectangle is l*b = 5*3= 15 cm^2

are of the shape is 10+ 15= 25 cm^2

Area of rectangle is 6*8 = 48 m^2

Area of triangle is = 1/2 *8*2= 8 m^2

area of the shape is 48+8= 56m^2

what's -2 5/11 - -7 1/11

Answers

Answer:

4.63636363636

Step-by-step explanation:

Answer:

1 -2 5 /11 - -7 1 / 11

2 5/11

= 2.27

7 1 / 11

6.45

= -4 . 18

636/526 pls answer and you get points

Answers

Answer:

1.20912547529

Step-by-step explanation:

On a given day, the exchange rate from US dollars to Australian dollars was 1 US dollar = 1.31 Australian dollar. About how much could you get in Australian dollars if you exchanged $560 US dollars on that day?

Answers

Answer:

733.6

Step-by-step explanation:

I did it

Use the pH standards below to answer the following questions:
pH Water Quality Standards
pH Range
Good-neutral
7-7.5
Fair - neutral zone
6.5-6.9 or 7.5-8.5
5.5-6.4 or 8.6-9
Marginal - too acidic or basic
Less than 5.5 or more than 9
Poor -- too acidic or basic
a. What is the water quality of water with a pH of 4.4?
b. What is the water quality of water with a pH of 7.2?
c. What is the water quality of water with a pH of 6.3?

Answers

A is poor
B is good
C is marginal

solve for x
2x×7÷2=8

Answers

Answer:

x=8/7

2x times 7 divided by 2 = 8

solve for x

Step-by-step explanation:

2x ×7/2 =8

2x =8×2/7

x=8×2/2×7

x=8/7 or 1⅐.

hope this helps you.

Select two real-life situations that use parallel lines.

A four-way stop on a street represents parallel lines.
A four-way stop on a street represents parallel lines.

Pages of a book represent parallel lines.
Pages of a book represent parallel lines.

Railroad tracks are parallel.
Railroad tracks are parallel.

The out of bounds lines on a football field are parallel.
The out of bounds lines on a football field are parallel.

The hands on a clock are parallel.

Answers

A thing to represent parallel was railroad tracks that are 4 way

I still need to know this and the blank5.) 48 : _______ = 8 : 9

Answers

48:54=8:9 hope this helps!! If you’re not sure you can check by cross multiplying 48x9 and 54x8!!

5. Gardener Gary planted 21 rows of tomatoes
and squash. He planted twice as many rows of
tomatoes as rows of squash. How many tomato
plants were planted if there are 12 plants per
row?

Answers

Answer:

168

Step-by-step explanation:

first find out how many rows of squash there are

21 = x + 2x

21 = 3x

7 = x

then find out how many rows of tomatoes there are

7 × 2 = 14

if there are 12 plants per row, we can multiply

14 × 12 = 168

Gardener Gary planted 168 tomato plants

How to determine the number of yellow leaves?

Let the rows of tomato be x and the rows of squash be y.

So, we have:

x + y = 21

The statement twice as many rows of tomatoes as rows of squash means that:

x = 2y

Substitute x = 2y in x + y = 21

2y + y = 21

This gives

3y = 21

Divide by 3

y = 7

Substitute y = 7 in x = 2y

x = 2 * 7

x = 14

This means that Gary planted 14 rows of tomato.

The number of tomato plants is then calculated using

Tomato plants= 14 * plants per row

This gives

Tomato plants = 14 * 12

Evaluate the product

Tomato plants = 168

Hence, Gardener Gary planted 168 tomato plants

Read more about system of equations at:

https://brainly.com/question/14323743

6x+10=30x+135 solve for "x"

Answers

Answer:

x=-125/24

Step-by-step explanation:

(6x+10)+(-10-30x)=(30x+135)+(-10-30x)

(6x+10)+(-30x-10)=(30x+135)+(-30x-10)

6x+10-30x-10=30x+135-30x-10

6x-30x+10-10=30x-30x+135-10

-24x=125

24x/24=-125/24

x=-125/24

A parachutist's speed during a free fall reaches 55 meters per second. What is this speed in feet per second? At this speed, how many feet will the parachutist fall during 15 seconds of free fall? In your computations, assume that 1 meter is equal to 3.3 feet. Do not round your answers

Answers

Explanation:

Explanation:50 m ≅164 ft (3s.f.)

Explanation:50 m ≅164 ft (3s.f.)50 m/s≅164 ft/s

Explanation:50 m ≅164 ft (3s.f.)50 m/s≅164 ft/sdistance after 20s:

Explanation:50 m ≅164 ft (3s.f.)50 m/s≅164 ft/sdistance after 20s:d=164 ft/s ⋅20s

Explanation:50 m ≅164 ft (3s.f.)50 m/s≅164 ft/sdistance after 20s:d=164 ft/s ⋅20s=3280 ft

follow me

Michael walks a group of dogs 3 miles every day. The graph below shows the relationship between the number of dogs in the group and the distance he walks the dogs each day​

Answers

Can you please add the graph, plus the question?

Please help!!
Victor's solution to an equation is shown below. Which property of real numbers did Victor use for Step 3? A. Associative Property of Multiplication B. Addition Property of Equality C. Subtraction Property of Equality D. Commutative Property of Multiplication

Answers

Answer:

can't see the equation sorry

Answer:

Subtraction Property of Equality

Step-by-step explanation:

Victor solved this inequality as shown:

Given: 6+3(x+5) = 36

Step 1: 6+3x+15 = 36

Step 2: 3x+21= 36

Step 3: 3x = 15

Step 4: 3x=15

What property justifies the work between step 3, I'm guessing its this question if not message me.

from step 2 to 3 we must use Subtraction Property of Equality since

3x+21 = 36 must subtract 21 both sides

then u get 3x=15

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