Solve 4x - 13 = 17 + 8x

Answers

Answer 1

Answer:

-15/2

Step-by-step explanation:

Answer 2

Answer:

x= -7 1/2 or -7.5

Step-by-step explanation:

4x-13=17+8x

-13=17+4x

-30=4x

-7 1/2= x


Related Questions

can u help me finish setting up the tangent ratio?​

Answers

Answer:   10/x

This is because

tan(angle) = opposite/adjacent

For the reference angle 38, we have 10 as the opposite side and x as the adjacent side.

Therefore, tan(38) = opposite/adjacent = 10/x

Side note: if you solve for x, you should get roughly x = 12.799

Your correct answer should be 10

How can 26n - 7m + 4 (10m—6m) be rewritten

Answers

Answer:

26m - (11m) 4m

Step-by-step explanation:

Lawrence found a shirt he liked in the clearance aisle for 15% off the original price. If the original price of the shirt was $35, how much will Lawrence be saving when he buys it?​

Answers

he would be saving $5.25

Answer:

15/100 x 35 = $5.25

Of means multiplication

Always consider a percent as a fraction but it has to be out of 100.

A way to remember that is that the word "cent" means 100. So you multiply the two numbers (divide at the end 21/4 = 5.25)

What is the solution to this system of equations?
2.0 + 4y = 22
7x + y = 12
O (3, 4)
O (2,-2)
O (1,5)
0 (-1,6)

Answers

Answer:

(1,5) is the answer

PLSSS HELP 50 POINTSS ILL SEND 40 MORE IF U HELPP PLSSS
The cost of the hiking trip this year is 2/3of the cost of last year's trip. This year's trip cost $32

1. Write an equation that represents the cost of last years trip.
2.What was the cost of last year's trip

Answers

1) y=53

2)53

21 is 2 thirds of 32 so you add them together and get 53. Also Y=Cost of last years trip which we determined is $53



Mrs. Wallace, who is always in a hurry, walks up an escalator that is also traveling
up. The escalator is d feet long and travels at a rate of 2 feet per second. Mrs.
Wallace, climbing the escalator at a rate of 6 feet per second, arrives at the top in
t seconds. Which equation best represents this information?
4 = dt
8 = dt
d = 41
d=81

Answers

Answer:

4 = dt

I hope this helps

Sorry if it's wrong

which three statements are true about the line segment CB
it's the radius of the circle

it is the circumference of the circle

it is a cord
it is 6cm long

it is diameter of the circle

it is 7cm long

it is 1.75cm long​

Answers

Answer:

1. it is 7 cm long

2. it is a chord

3. it is the diameter of the circle

Step-by-step explanation:

Here, we want to select three statements that are true about CB

From what we have, CB runs from one edge to the other, passing through the center of the circle

Also, as we can see, AD is a radius as it is the distance from the center of the circle to the circumference; CB is twice this as it is the diameter

The diameter is a chord that passes through the center of the circle and it is a radius

So let us select the correct statements;

1. it is 7 cm long

2. it is a chord

3. it is the diameter of the circle

Bo invests money in an account paying a simple interest of 8% per year. If no money will be added or removed from the investment, what should he multiply his current balance by to find his total balance in a year in one step?

Answers

Answer:

Calculation:

First, converting R percent to r a decimal

r = R/100 = 8%/100 = 0.08 per year,

then, solving our equation

I = Prt (Where p=principle,r=rate,t=time)

I = p*0.08*1=0.08p

Step-by-step explanation:

Bo should multiply his current amount by 1.08 to get the complete balance in one step.

What is the simple interest?

Simple interest is defined as interest paid on the original principal and calculated with the following formula:

S.I. = P × R × T, where P = Principal, R = Rate of Interest in % per annum, and T = Time, usually calculated as the number of years. The rate of interest is in percentage r% and is to be written as r/100

We have been given that Bo invests money in an account paying a simple interest of 8% per year.

To find the total balance in a year, you can use the formula:

balance after 1 year = balance × (1 + (interest rate/100))

In this case, the interest rate is 8%, so you can use the formula like this:

balance after 1 year = balance × (1 + (8/100))

This simplifies to:

balance after 1 year = balance × 1.08

Therefore, to find the total balance in one step, Bo should multiply his current balance by 1.08.

Learn more about the simple interest here:

brainly.com/question/22621039

#SPJ2

how do i solve? the help video doesnt actually help

Answers

Answer:

y = 5x - 8

Step-by-step explanation:

The linear equation in slope intercept form :

y = mx + c

m = slope ; c = intercept

m = Rise / Run = (y2 - y1) / (x2 - x 1)

Rise = (y2 - y1) = (12 - (-8)) = (12 + 8) = 20

Run = (x2 - x1) = (4 - 0) = 4

Slope, m = Rise / Run = 20 /4 = 5

Hence,

y = 5x + c

For the points ; y = 12 ; x = 4 ; we could obtain c

12 = 5(4) + c

12 = 20 + c

12 - 20 = c

-8 = c

The equation becomes :

y = 5x - 8

1. y + 2.4 = 7.4
2. w − 3 = 11
3. 5 + y = 7
4. b + ½ = ⅔

1) y =
2) w =
3) y =
4) b =

Answers

Hopes this helps:

Answer:

1. Y = 5
2. W = 14
3. Y = 2
4. B = 1/6

If you deposit or put in $1550 into a savings account earning 7.2% simple interest for 2 years, how much money total will you have in your account? Show the equation you use and solve.

Answers

Answer:

22320

Step-by-step explanation:

simple interest= p (deposit) × r (rate) × t (time)

=1550×7.2×2

=22320

For the parallelogram, if m<2=5x-28 and m<4=3x-10, find m<3​

Answers

5x-28=3x-10
X=9
5*9-28=40
360-40-40=280
280/2=140=m<3

PLEASE HURRY
What is the volume of the rectangular prism?

Answers

Answer:

the answer is A

Step-by-step explanation:

3 1 / 2 ft 2

three and one half feet squared

In right triangle ABC shown below, what is the length of BC?

Answers

I’m pretty sure it’s 6

How far away from zero on the y-axis is the point (2, 5)?
A. 2
B. 0
C. 5
D. 1

Answers

i think either a or c

the answer is C

Step-by-step explanation:

2 is the x axis and 5 is the y

y =-0.011x + 40.604
What is the slope

Answers

0.11×11%×40.60%×4=0.11×+40%.604

what is the volume.
(pls hurry cause i have to turn in soon.)

Answers

Your correct answer is v= 114
V= 120
Used the formula for pyramids, the B is equal to 36 and h is equal to 10 then you just multiply 1/3 10 and 36 to get 120

HELPP ASAP I WILL GIVE 14 POINTS

Answers

Given:

A box-and-whisker plot of data set.

To find:

The percentage of the data values that are greater than 80.

Solution:

From the given box-and-whisker plot, it is clear that:

Minimum value = 8

First quartile = 60

Median = 68

Third quartile = 80

Maximum value = 92

We know that the 25% the data value are greater than or equal to third quartile because the third quartile divides the data in 75% to 25% and 80 is the third quartile.

Therefore, about 25% of the data values that are greater than 80.

Kade has $45 in savings and wants to purchase a video game console for $250. He has a coupon for 10% off, and sales tax is 8.25%. In order to be financially responsible, Kade wants to wait until he has enough in savings to not have to borrow money. If Kade is able to save $45 each week, what is the minimum number of weeks Kade should save before making his purchase?

Answers

Answer:

5 weeks

Step-by-step explanation:

First, solve for the total cost of the game console after tax and a coupon

Solve for tax:

$250 × 8.25%

Convert percentage into a decimal

250 × 0.0825

20.625

Round up to nearest hundredths place (because the unit is dollars)

20.63

Add this tax onto the original cost

250 + 20.63

270.63

Subtract the coupon from the total

270.63 - 10

260.63

Total cost is $260.63

Now let's find how much Kade needs to save so set up an equation

Variable x = number of weeks

45 + 45x = 260.63

Subtract 45 from both sides to isolate the variable

45x = 215.63

Divide both sides by 45

x = 4.791777...

Round up to nearest whole number (because units are weeks)

x = 5 weeks

3(2x-4)=3X-3. What is the x?​

Answers

Answer:

x = 3

Step-by-step explanation:

Distributive property: a(b + c) = (a*b) + (a*c)

3(2x - 4) = 3x - 3

3*2x - 3*4 = 3x - 3

6x  - 12 = 3x - 3           {Add 12 to both sides}

6x -12 + 12 = 3x -3 + 12

          6x   = 3x + 9       {subtract 3x from both side}

     6x - 3x = 3x - 3x + 9

          3x   = 9      {Divide both sides by 3}

         3x/3 = 9/3

x = 3

what is the volume of this prism of 2m,5m,7m

Answers

Answer:

Step-by-step explanation:

Volume of prism = 2 * 5 * 7

                           = 70 cubic m

Pls answer!! I’ll mark you brainlist if it’s correct!

Answers

Answer:

140 - 6(8)

140-48

140-48= 92

92 is your final answer.

The point (7, −2) is reflected across the x-axis. What are the coordinates of the reflection?

Answers

It would be (7,2). If you look at the graph you can check.

which is the value of x makes this inequality true?
thank you for helping!
x +9 < 4x
a.1
b.3
c.4
d.2

Answers

Answer:

x>3

Step-by-step explanation:

x+9<4x

9<4x-x

9<3x

3x>9

x>9/3

x>3

Write the polynomial in standard form that represents the perimeter of the quadrilateral. 2x-9 x+5

Answers

Answer:

im pretty sure its -2x but i might be wrong

Step-by-step explanation:

Help me with this pls I’ll give brainliest

Answers

Answer:

Step-by-step explanation:

-1/2 is a rational number but not integer

6.66.. is an irrational number

-2 is an integer

-sqrt3 is an irrational number

150 is an integer

There is a value of x for which the volume of the cuboid is a maximum.
(b) Find this value of x.
Show your working clearly.
Give your answer correct to 3 significant figures.

Answers

Answ

what is this for

Step-by-step explanation:

A cuboid with side lengths x, x and h has a surface area of

S=2x2+4xh.

We know that the total surface area should be 150cm2, so

150⟹150−2x2⟹h=2x2+4xh=4xh=75−x22x.

I need helpppppp!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer: C for sure

just did it

Answer:

C- 113m^2

Step-by-step explanation:

The area of a circle formula is A= [tex]\pi[/tex]r^2, so that equates to

A= [tex]\pi[/tex]6^2

[tex]\pi[/tex]36

3.14(36)

113.04, round it to 113

subtract 5 from 3 times r what is the answer​

Answers

Answer: what is R equal to?

Step-by-step explanation:

What would x equal for this equation

Answers

Answer:

15

Step-by-step explanation:

3*5

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