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What is the solution to the system of equations y = -3x + 6 y = 9

What is the solution to the system of equations y = -3x + 6 y = 9
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2 votes
What is the solution to the system of equations
y = -3x + 6 y = 9

User Deimus
by
8.4k points

2 Answers

5 votes
You already have your Y value so just substitute 9 in for y in the other equation and solve for x.
User Gary Russell
by
7.6k points
5 votes
y = -3x + 6
y = 9

9 = -3x + 6
Subtract 6 from both sides
3 = -3x
Divide both sides by -3
-1 = x
(-1,9)
User Andrew Sayer
by
7.5k points
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