-2(y+1)=9y-2+2(2y+6)

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Solution for -2(y+1)=9y-2+2(2y+6) equation:


Simplifying
-2(y + 1) = 9y + -2 + 2(2y + 6)

Reorder the terms:
-2(1 + y) = 9y + -2 + 2(2y + 6)
(1 * -2 + y * -2) = 9y + -2 + 2(2y + 6)
(-2 + -2y) = 9y + -2 + 2(2y + 6)

Reorder the terms:
-2 + -2y = 9y + -2 + 2(6 + 2y)
-2 + -2y = 9y + -2 + (6 * 2 + 2y * 2)
-2 + -2y = 9y + -2 + (12 + 4y)

Reorder the terms:
-2 + -2y = -2 + 12 + 9y + 4y

Combine like terms: -2 + 12 = 10
-2 + -2y = 10 + 9y + 4y

Combine like terms: 9y + 4y = 13y
-2 + -2y = 10 + 13y

Solving
-2 + -2y = 10 + 13y

Solving for variable 'y'.

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

Add '-13y' to each side of the equation.
-2 + -2y + -13y = 10 + 13y + -13y

Combine like terms: -2y + -13y = -15y
-2 + -15y = 10 + 13y + -13y

Combine like terms: 13y + -13y = 0
-2 + -15y = 10 + 0
-2 + -15y = 10

Add '2' to each side of the equation.
-2 + 2 + -15y = 10 + 2

Combine like terms: -2 + 2 = 0
0 + -15y = 10 + 2
-15y = 10 + 2

Combine like terms: 10 + 2 = 12
-15y = 12

Divide each side by '-15'.
y = -0.8

Simplifying
y = -0.8

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