-20y-2=-12y-15-9y

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Solution for -20y-2=-12y-15-9y equation:


Simplifying
-20y + -2 = -12y + -15 + -9y

Reorder the terms:
-2 + -20y = -12y + -15 + -9y

Reorder the terms:
-2 + -20y = -15 + -12y + -9y

Combine like terms: -12y + -9y = -21y
-2 + -20y = -15 + -21y

Solving
-2 + -20y = -15 + -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.
-2 + -20y + 21y = -15 + -21y + 21y

Combine like terms: -20y + 21y = 1y
-2 + 1y = -15 + -21y + 21y

Combine like terms: -21y + 21y = 0
-2 + 1y = -15 + 0
-2 + 1y = -15

Add '2' to each side of the equation.
-2 + 2 + 1y = -15 + 2

Combine like terms: -2 + 2 = 0
0 + 1y = -15 + 2
1y = -15 + 2

Combine like terms: -15 + 2 = -13
1y = -13

Divide each side by '1'.
y = -13

Simplifying
y = -13

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