-6y+1(3y-9)=5-7(-8-y)

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Solution for -6y+1(3y-9)=5-7(-8-y) equation:


Simplifying
-6y + 1(3y + -9) = 5 + -7(-8 + -1y)

Reorder the terms:
-6y + 1(-9 + 3y) = 5 + -7(-8 + -1y)
-6y + (-9 * 1 + 3y * 1) = 5 + -7(-8 + -1y)
-6y + (-9 + 3y) = 5 + -7(-8 + -1y)

Reorder the terms:
-9 + -6y + 3y = 5 + -7(-8 + -1y)

Combine like terms: -6y + 3y = -3y
-9 + -3y = 5 + -7(-8 + -1y)
-9 + -3y = 5 + (-8 * -7 + -1y * -7)
-9 + -3y = 5 + (56 + 7y)

Combine like terms: 5 + 56 = 61
-9 + -3y = 61 + 7y

Solving
-9 + -3y = 61 + 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
-9 + -3y + -7y = 61 + 7y + -7y

Combine like terms: -3y + -7y = -10y
-9 + -10y = 61 + 7y + -7y

Combine like terms: 7y + -7y = 0
-9 + -10y = 61 + 0
-9 + -10y = 61

Add '9' to each side of the equation.
-9 + 9 + -10y = 61 + 9

Combine like terms: -9 + 9 = 0
0 + -10y = 61 + 9
-10y = 61 + 9

Combine like terms: 61 + 9 = 70
-10y = 70

Divide each side by '-10'.
y = -7

Simplifying
y = -7

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