y=-3x+2
- y = - 3 x + 2 __________________ 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 )
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