-y+2(y-5)-12=7

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Solution for -y+2(y-5)-12=7 equation: 


Simplifying
-1y + 2(y + -5) + -12 = 7

Reorder the terms:
-1y + 2(-5 + y) + -12 = 7
-1y + (-5 * 2 + y * 2) + -12 = 7
-1y + (-10 + 2y) + -12 = 7

Reorder the terms:
-10 + -12 + -1y + 2y = 7

Combine like terms: -10 + -12 = -22
-22 + -1y + 2y = 7

Combine like terms: -1y + 2y = 1y
-22 + 1y = 7

Solving
-22 + 1y = 7

Solving for variable 'y'.

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

Add '22' to each side of the equation.
-22 + 22 + 1y = 7 + 22

Combine like terms: -22 + 22 = 0
0 + 1y = 7 + 22
1y = 7 + 22

Combine like terms: 7 + 22 = 29
1y = 29

Divide each side by '1'.
y = 29

Simplifying
y = 29

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