3 years ago

-15x + 5 = -10x + 25 solve for x

Mathematics

1 answer:

tatuchka [14]3 years ago

6 0

Answer:

Move all terms containing x to the left side of the equation.

−5x+5=25

Move all terms not containing x to the right side of the equation.

−5x=20

Divide each term by −5 and simplify.

x=−4

Step-by-step explanation:

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Anon25 [30]

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4 years ago

HELP ASAP NOW!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Sedbober [7]

Answer:

x +2y = 36

2x+3y =64

Step-by-step explanation:

x = price of a T-shirt

y = price of a puck

Adam buys a T-shirt and two souvenir pucks for $36.00

x +2y = 36

Luke spends $64.00 on two T-shirts and three pucks

64 = 2x+3y

Our system of equations is

x +2y = 36

2x+3y =64

6 0

3 years ago

The final price of a pair of socks is $6.40. It is on sale for 20% off. What is

Tresset [83]

Answer: original price= $8

Step-by-step explanation:

Discount = Original Price x Discount %/100

Discount = 8 × 20/100

Discount = 8 x 0.2

You save = $1.60

Final Price = Original Price - Discount

Final Price = 8 - 1.6

Final Price = $6.40

3 0

2 years ago

Simplify each expression as much as possible, and rationalize denominators when applicable. √18x/(3√x^5)=?

Anni [7]

Answer:

(√2)/x²

Step-by-step explanation:

$\dfrac{\sqrt{18x}}{3\sqrt{x^5}}=\sqrt{\dfrac{18x}{9x^5}}=\sqrt{\dfrac{2}{x^4}}=\dfrac{\sqrt{2}}{x^2}$

_____

Or, maybe you mean ...

$\dfrac{\sqrt{18}x}{3\sqrt{x^5}}=\sqrt{\dfrac{18x^2}{9x^5}}=\sqrt{\dfrac{2x}{x^4}}=\dfrac{\sqrt{2x}}{x^2}$

8 0

3 years ago

What is the circumference of a 12-inch diameter pizza? Leave the answer in terms of π.

Deffense [45]

The answer is C
12×3.14

6 0

3 years ago

Read 2 more answers