Solve for y
y=-37
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158-2y+4y=84
Use the distributive property to multiply 2 by 79-y.
158+2y=84
Combine -2y and 4y to get 2y.
2y=84-158
Subtract 158 from both sides.
2y=-74
Subtract 158 from 84 to get -74.
y=\frac{-74}{2}
Divide both sides by 2.
y=-37
Divide -74 by 2 to get -37.
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