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30-01-2019
Mathematics

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Find the value of y when x equals -2 in this equation.

-3x + 3y = -12

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30-01-2019

Plug in -2 for x.
-3(-2)+3y=-12
6+3y=-12 then subtract 6 from both sides
3y=-18 divide both sides by 3
Y=-6

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