4y=-2(9-y)

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Solution for 4y=-2(9-y) equation: 


Simplifying
4y = -2(9 + -1y)
4y = (9 * -2 + -1y * -2)
4y = (-18 + 2y)

Solving
4y = -18 + 2y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-2y' to each side of the equation.
4y + -2y = -18 + 2y + -2y

Combine like terms: 4y + -2y = 2y
2y = -18 + 2y + -2y

Combine like terms: 2y + -2y = 0
2y = -18 + 0
2y = -18

Divide each side by '2'.
y = -9

Simplifying
y = -9

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