2(-7-2y)-y=-9

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Solution for 2(-7-2y)-y=-9 equation: 


Simplifying
2(-7 + -2y) + -1y = -9
(-7 * 2 + -2y * 2) + -1y = -9
(-14 + -4y) + -1y = -9

Combine like terms: -4y + -1y = -5y
-14 + -5y = -9

Solving
-14 + -5y = -9

Solving for variable 'y'.

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

Add '14' to each side of the equation.
-14 + 14 + -5y = -9 + 14

Combine like terms: -14 + 14 = 0
0 + -5y = -9 + 14
-5y = -9 + 14

Combine like terms: -9 + 14 = 5
-5y = 5

Divide each side by '-5'.
y = -1

Simplifying
y = -1

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