leylaneslanovic leylaneslanovic
  • 04-03-2020
  • Mathematics
contestada

If 2x-y equals 120, what are the values of x and y?

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chetreddignton
chetreddignton chetreddignton
  • 04-03-2020
x=60 and y=20
x and y can be many things that answers the question to 120
Answer Link
thiccerthanasnicker
thiccerthanasnicker thiccerthanasnicker
  • 04-03-2020

Answer:

Solve for x.

Step 1: Add y to both sides.

2x−y+y=120+y

2x=y+120

Step 2: Divide both sides by 2.

[tex]\frac{2x}{2}[/tex] = [tex]\frac{y+120}{2}[/tex]

x = [tex]\frac{1}{2}[/tex]y + 60

solve for y.

Step 1: Add -2x to both sides.

2x−y+−2x=120+−2x

−y=−2x+120

Step 2: Divide both sides by -1

[tex]\frac{-y}{-1}[/tex] = [tex]\frac{-2x + 120}{-1}[/tex]

y=2x−120

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