asked 173k views
5 votes
If (x,y) is a solution to the equation 3(x+y)=y what is the value of x over y

2 Answers

5 votes

Answer:

-2/3

Step-by-step explanation:

3(x+y) = y

3x + 3y = y

3x = -2y

x = (-2/3)y

(-2/3)y/y = -2/3

Double check:

x = -2

y = 3

3(-2+3) = 3

3(1) = 3

3=3

answered
User Afrosteve
by
8.5k points
4 votes


\displaystyle\ 3(x+y)=y \\\\3x+3y=y\\\\ 3x=-2y\\\\\boxed{x=-(2)/(3) y \ \ or \ \ y=-1.5x}

answered
User Nihilok
by
8.0k points

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