-(y+12)+2y-11=-21

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Solution for -(y+12)+2y-11=-21 equation:


Simplifying
-1(y + 12) + 2y + -11 = -21

Reorder the terms:
-1(12 + y) + 2y + -11 = -21
(12 * -1 + y * -1) + 2y + -11 = -21
(-12 + -1y) + 2y + -11 = -21

Reorder the terms:
-12 + -11 + -1y + 2y = -21

Combine like terms: -12 + -11 = -23
-23 + -1y + 2y = -21

Combine like terms: -1y + 2y = 1y
-23 + 1y = -21

Solving
-23 + 1y = -21

Solving for variable 'y'.

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

Add '23' to each side of the equation.
-23 + 23 + 1y = -21 + 23

Combine like terms: -23 + 23 = 0
0 + 1y = -21 + 23
1y = -21 + 23

Combine like terms: -21 + 23 = 2
1y = 2

Divide each side by '1'.
y = 2

Simplifying
y = 2

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