y = 2 x - 3
-
y = - 3 x + 2
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y - y = 2 x - ( - 3 x ) - 3 - 2
0 = 2 x + 3 x - 5
0 = 5 x - 5
Add 5 to both sides
5 = 5 x
Divide both sides by 5
1 = x
x = 1
y = 2 x - 3
y = 2 ∙ 1 - 3
y = 2 - 3
y = - 1
You can write this solution as ( 1 , - 1 )
y=2x-3
y=-3x+2
1 answer