shawnaa330 shawnaa330

04-04-2017
Mathematics

contestada

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

Respuesta :

Spaceman01 Spaceman01

04-04-2017

You already have your Y value so just substitute 9 in for y in the other equation and solve for x.

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04-04-2017

y = -3x + 6
y = 9

9 = -3x + 6
Subtract 6 from both sides
3 = -3x
Divide both sides by -3
-1 = x
(-1,9)

Answer Link

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