4(y+7)=-2(8y-9)+8y

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Solution for 4(y+7)=-2(8y-9)+8y equation:


Simplifying
4(y + 7) = -2(8y + -9) + 8y

Reorder the terms:
4(7 + y) = -2(8y + -9) + 8y
(7 * 4 + y * 4) = -2(8y + -9) + 8y
(28 + 4y) = -2(8y + -9) + 8y

Reorder the terms:
28 + 4y = -2(-9 + 8y) + 8y
28 + 4y = (-9 * -2 + 8y * -2) + 8y
28 + 4y = (18 + -16y) + 8y

Combine like terms: -16y + 8y = -8y
28 + 4y = 18 + -8y

Solving
28 + 4y = 18 + -8y

Solving for variable 'y'.

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

Add '8y' to each side of the equation.
28 + 4y + 8y = 18 + -8y + 8y

Combine like terms: 4y + 8y = 12y
28 + 12y = 18 + -8y + 8y

Combine like terms: -8y + 8y = 0
28 + 12y = 18 + 0
28 + 12y = 18

Add '-28' to each side of the equation.
28 + -28 + 12y = 18 + -28

Combine like terms: 28 + -28 = 0
0 + 12y = 18 + -28
12y = 18 + -28

Combine like terms: 18 + -28 = -10
12y = -10

Divide each side by '12'.
y = -0.8333333333

Simplifying
y = -0.8333333333

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