Samuel saved some money for a new phone, but then he spent $24 of his savings on a
pair of headphones. Now he has $189 left. Let d be the number of dollars Samuel had
originally saved. Write and solve an equation to find d.

Answers

Answer 1

Answer:

213$

Step-by-step explanation:

24$ on headphones

189$ left

so you add the use and what is left an u get 213$ do not forget to write $ when u are finished :)


Related Questions

13. Tai wrote the sequence -2, 5, 12, 19,....
a. Find the next two terms in the
sequence.
b. Write a recursive rule for the
sequence.

Answers

Answer:

26, 33

Step-by-step explanation:

rule is to add 7 everytime

next 2 numbers are 26, 33

A cab company charges $7 boarding fee in addition to its meter which is $4 for every mile. The equation of the line that represents this cab company's rate is:
a. y = 4x + 7
b. y = 7x + 4
c. y = 4x - 7
d. y = 4x + 6 ​

Answers

Answer:

A

Step-by-step explanation:

y=4x+7

Use the Pythagorean theorem to find x, in simplest radical form

Answers

Answer:

[tex]4\sqrt{21}[/tex]

Step-by-step explanation:

Pythagorean theorem is [tex]a^{2} +b^{2} =c^{2}[/tex].

Which in this case:

'c' is hypotenuse. (hypotenuse = 20)

'a' and 'b' are the other sides. (a = x, b = 8)

[tex]a^{2} +b^{2}= c^{2}[/tex] [tex]x^{2} +8^{2} =20^{2}[/tex] [tex]x^{2} + 64 = 400[/tex] [tex]x^{2} = 336[/tex]

Now we should just take square root from the both sides.

and the answer will be [tex]\sqrt{336}[/tex] or [tex]-\sqrt{336}[/tex], but a side of a triangle can not be a negative number! so the answer will be [tex]\sqrt{336}[/tex].

As you see [tex]\sqrt{336}[/tex] is not the simplest radical.

We can write [tex]\sqrt{336}[/tex] as [tex]\sqrt{16 * 21}[/tex].

And from the laws of radical we can write [tex]\sqrt{16*21}[/tex] as [tex]\sqrt{16} * \sqrt{21}[/tex].

[tex]\sqrt{16} * \sqrt{21} = \sqrt{16}\sqrt{21} = 4\sqrt{21}[/tex]

I hope it helps you. Please choose my answer as the brainliest.

Two times a number Increased by fifteen is the same as five times a number less than forty three

Answers

Step-by-step explanation:

2x+15 = 5x-43

- Add 43 to both sides

2x+58 = 5x

- Subtract 2x from each side

58 = 3x

- Divide by 3

Find the missing value thank youuu

Answers

-2245678421(?:bseejloezb

please help will give brainliest immediately

Answers

Answer:

5

Step-by-step explanation:

H                       15                          J

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

         5           I                10

15-10 =5

Given the endpoints D(-2, 3) and L(4,1)
Find the midpoint of DL.

Answers

Answer:

Midpoint = (1,2)

Step-by-step explanation:

Using coordinates: D(-2,3) and L(4,1)

Using the midpoint formula:

Midpoint of DL = (D1 + L1) / 2, (D2 + L2) / 2

Midpoint of DL = (-2 + 4) / 2, (3 + 1) / 2

Midpoint of DL = (2) / 2, (4) / 2

Therefore the midpoint of DL is (1,2)

20 - 4 TIMES 4 DIVIDE 2 + 3

Answers

[tex]20 - 4 \times 4 \div 2 + 3[/tex]

Using BODMAS formula, we see that we have first divide, then multiply, then add and finally subtractSo[tex]20 - 4 \times 4 \div 2 + 3 \\ = 20 - 4 \times 2 + 3 \\ = 20 - 8 + 3 \\ = 23 - 8 \\ = 15[/tex]Answer:

15

Hope it helps..

ray4918 here to help

Answer:

14

Step-by-step explanation:

20-4×4÷2+2=14

you change the words into symbols

what is the behavior?​

Answers

Answer:

as x -> -∞, y-> ∞ and as x-> ∞, y -> -∞  - Second option

Step-by-step explanation:

If you look carefully to the left, when x becomes negative the y value becomes positive. On the right, x becomes positive and y becomes negative.

Please help me! Me don't understand!

Answers

Answer:

the answer is A

Step-by-step explanation:

leo writes the incorrect equation below. how can leo change the equation to make it true

Answers

ummmm where is equation

my own

2x = 9 and x = 3

it shld be 3x instead of 2x

Please help me

10pts + Brainliest

Answers

Answer: two hundred and fifty thousand people were left without homes in the earthquake.

They were there for every major disaster.

Step-by-step explanation:

- 150 and -50 which one is bigger in inequality?
please help! I will give you brainliest.​

Answers

Answer:

-150

Cause right now it's negative I think

Yes

which of the following best describes a sequence?

A.a linear equation
B.a list of numbers
C.a procedure for getting the answer
D.events that happen in definite order

Answers

I think the answer c is the right answer

Answer:

b.a list of numbers

Step-by-step explanation:

bbbbbbbbbbbbbbbbbb

Can anyone help me with this question? please :)

Answers

You would do
7.5 squared plus 16 squared which gives you 312.25.
You then have to square root that which equals to 17.67059705.
Then just make it 1dp and it equals 17.7 cm

Simplify this fraction. -8/-4

Answers

Answer:

2/1 or 2

Step-by-step explanation:

-8/-4= 8/4= 4/2= 2/1

Hope this helps!

If correct pls mark brainliest:)

Both negatives will eliminate each other, and 8/4 is 2.

2

A bird weighs 10 N and is standing 3 m up whats its GPE

Answers

Answer:

30 J

Step-by-step explanation:

Given : -

Height ( h ) = 3m

Weight ( W ) = 10 N

To find : GPE = ?

Note : -

GPE is Gravitational Potential Energy.

It is expressed in Joules ( J ).

Formula : -

W = mg

mg = 10 N

Formula : -

GPE = mgh

GPE = 10 x 3

GPE = 30 J

Therefore,

A bird weighs 10 N and is standing 3 m, it's

GPE is 30 J.

Answer:

The answer is GPE = 300 Nm (Newton meters)

Step-by-step explanation:

The bird's mass weighs to 10 Newtons.

Presuming this took place on Earth, the gravitational force is 10 Newtons.

The bird is standing 3 meters above the ground.

Using the GPE formula (GPE = mgw,) the answer should be 300 Newton metres.

Write 16 as a percentage of 54, give your answer correct to the nearest whole number.

Answers

Answer:

30

Step-by-step explanation:

16/54 as a percentage is 29.6296%. round up to get the nearest whole number.

29.6296 rounded up is 30

Answer:

16 = 30% of 54

Step-by-step explanation:

16/54 =x/100

(16/54)(100%) = x

(0.296)(100%) = x

29.6% = x

30% = x

Help Please!!

-5/k + 1 for k = -1

Answers

Answer:

6

Step-by-step explanation:

[tex]\frac{-5}{k} + 1\\\frac{-5}{-1} + 1\\5+1 = 6[/tex]

-5/-1 +1
5+1
Answer is 6

find the answer for the question below

Answers

Answer: 16.25 or 16 1/4 miles a week

Step-by-step explanation:

Since the route is 3.25 miles long, and chloe and corinne ride the route 5 times a week, we can use the equation 3.25 x 5 to get to our solution.

3.25 x 5 = 16.25

Find the x- and y-intercepts of the graph of 3x-7y=39. State your answers as whole numbers or as improper fractions in simplest form.

Answers

x intercept: when y = 0
y intercept: when x = 0
3x - 7(0) = 39
3x = 39, x = 13
x intercept = (13,0)
3(0) - 7y = 39
-7y = 39, y = -39/7
y intercept = (0, -39)

A large pool has a faucet to allow water to enter the pool and a drain to allow water to leave the pool.

Each minute, the faucet allows 10 3/4 gallons of water to enter the pool, and the drain allows 12 1/3 gallons to leave the pool.

What is the change in the amount of water in the pool after 112 minutes?

Enter your answer as a simplified mixed number by filling in the boxes.

Answers

The change in the amount of water in the pool is the difference between the amount of water that enters and leaves the pool

Change in volume of water in the pool after 112 minutes is [tex]\underline{-117\frac{1}{3}}[/tex] gallons

Reason:

The given parameters are;

The volume volume of entering the pool = 10 3/4 gallons per minute

The volume of water leaving the pool = 12 1/3 gallons per minute

Required:

The change in the amount of water in the pool after 112 minute

Solution:

The volume of water, V₁, that enters the pool in 112 minute is given as follows;

V₁ = 10 3/4 × 112 = 1,204

The volume of water, that enters the pool, V₁ = 1,204 gallons

The volume of water, V₂, that  leaves the pool in 112 minute is given as follows;

V₂ = 12 1/3 × 112 = 1,381[tex].\overline 3[/tex]

The volume of water, that that leaves the pool, V₂ = 1,381[tex].\overline 3[/tex] gallons

The change in the amount of water in the pool after 112 minutes, ΔV, is given as follows;

ΔV = V₁ - V₂

ΔV = 1,204 - 1,381[tex].\overline 3[/tex] = -177[tex].\overline 3[/tex] = -(117 1/3)

Change in volume of water in the pool after 112 minutes, ΔV = [tex]\underline{-117\frac{1}{3}}[/tex] gallons

Learn more here:

https://brainly.com/question/17037198

Please help me with this problem

Answers

Answer:

ΔAOK ≅ ΔBOL by SAS

Step-by-step explanation:

Hello there!

We are given:

Line segment AB intersects line segment KL at point O

O is the midpoint of AB

O is the midpoint of L

We want to prove that ΔAOK is congruent to ΔBOL

From the given picture, line segments AK and LB don't exist, but we can draw them in

Once we've drawn them in, we can use the given information to help us

Since O is the midpoint of AB, AO = OB by the definition of a midpoint

O is also the midpoint of LK, and because of that, LO=OK, also because of the definition of a midpoint

Since O is the intersection of AB and KL, that means that O would help form the vertical angles <LOB and <KOA (which are congruent because of vertical angles theorem)

Now, we have 2 sides and an angle which are congruent.

In the answer, we already have ΔAOK filled in

Remember that when naming congruent triangles, the congruent pieces need to match

A corresponds with B

O corresponds with O

K corresponds with L

So, that means ΔAOK ≅ ΔBOL

The reason is because of SAS (side-angle-side). The reason why it's SAS is because we have 2 pairs of congruent sides and one angle which is congruent

Please see the picture below if you'd like a visual aid

Hope this helps!

Can anyone help me with my math problem?

Answers

Step-by-step explanation:

1296 students of a school are arranged in a square formation. How many rows did they make??

Solution

Number of rows = number of columns = r

:: r × r = 1296

In other words,

r square 2 = 1296

now solve in prime factorization,

the answer is 36

hi, please what's 4/5 - (-1/3) quick! I dont have that much time PLEASE

Answers

Answer:

17/15

Step-by-step explanation:

Solution:

[tex] \frac{4}{5} - ( - \frac{1}{3}) \\ = \frac{4}{5} + \frac{1}{3} \\ = \frac{12 + 5}{15} \\ = \frac{17}{15} \\ = 1 \frac{2}{15} [/tex]

Venn diagram, I don't understand it
please help, thanks​

Answers

Answer:

do 36+23+33 out of 130 then you find the answer

what is 1.5 as a ratio plz help ​

Answers

Answer:

1.5 as a fraction is written as 3/2

Step-by-step explanation:

The ratio 1.5 which is read "1.5 to 1" means that the length is 1.5 times the width. So, for example if your paper is 2 inches in width then the length is 1.5 × 2 = 3 inches.

use distributive property to find the product 1/5 * 5 10/11
pls help lolz​

Answers

Answer:

1/2/11

Step-by-step explanation:

1/5×5/10/11=1/5×65/11

=13/11

=1/2/11

write the log equation as an exponential equation. you do not need to solve for x.

Answers

Answer:

[tex]5^{1/6} =2x[/tex]

Step-by-step explanation:

Log and exponential forms are inverses. Additionally, the information from one can be used to write in it another form. In a log equation, there are three parts. The formula is [tex]log_{b}(x)=y[/tex]. The formula for exponential equations is [tex]b^y=x[/tex]. This means to find this equation in exponential form write 5 as the base, 1/6 as the power, and 2x as the other side of the equation. This looks like, [tex]5^{1/6} =2x[/tex].

if f(2x+4)= 4x² + 1 find the value of x​

Answers

Answer:

It equals to 16.

4(2)*2 - 2(2) + 4

4(4) - 4 + 4

16 - 0

= 16

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