7(y-1)=5y+5-2(-8y-2)

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Solution for 7(y-1)=5y+5-2(-8y-2) equation:


Simplifying
7(y + -1) = 5y + 5 + -2(-8y + -2)

Reorder the terms:
7(-1 + y) = 5y + 5 + -2(-8y + -2)
(-1 * 7 + y * 7) = 5y + 5 + -2(-8y + -2)
(-7 + 7y) = 5y + 5 + -2(-8y + -2)

Reorder the terms:
-7 + 7y = 5y + 5 + -2(-2 + -8y)
-7 + 7y = 5y + 5 + (-2 * -2 + -8y * -2)
-7 + 7y = 5y + 5 + (4 + 16y)

Reorder the terms:
-7 + 7y = 5 + 4 + 5y + 16y

Combine like terms: 5 + 4 = 9
-7 + 7y = 9 + 5y + 16y

Combine like terms: 5y + 16y = 21y
-7 + 7y = 9 + 21y

Solving
-7 + 7y = 9 + 21y

Solving for variable 'y'.

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

Add '-21y' to each side of the equation.
-7 + 7y + -21y = 9 + 21y + -21y

Combine like terms: 7y + -21y = -14y
-7 + -14y = 9 + 21y + -21y

Combine like terms: 21y + -21y = 0
-7 + -14y = 9 + 0
-7 + -14y = 9

Add '7' to each side of the equation.
-7 + 7 + -14y = 9 + 7

Combine like terms: -7 + 7 = 0
0 + -14y = 9 + 7
-14y = 9 + 7

Combine like terms: 9 + 7 = 16
-14y = 16

Divide each side by '-14'.
y = -1.142857143

Simplifying
y = -1.142857143

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