2(v-8)-9=-2(-9v+9)-2v

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Solution for 2(v-8)-9=-2(-9v+9)-2v equation:


Simplifying
2(v + -8) + -9 = -2(-9v + 9) + -2v

Reorder the terms:
2(-8 + v) + -9 = -2(-9v + 9) + -2v
(-8 * 2 + v * 2) + -9 = -2(-9v + 9) + -2v
(-16 + 2v) + -9 = -2(-9v + 9) + -2v

Reorder the terms:
-16 + -9 + 2v = -2(-9v + 9) + -2v

Combine like terms: -16 + -9 = -25
-25 + 2v = -2(-9v + 9) + -2v

Reorder the terms:
-25 + 2v = -2(9 + -9v) + -2v
-25 + 2v = (9 * -2 + -9v * -2) + -2v
-25 + 2v = (-18 + 18v) + -2v

Combine like terms: 18v + -2v = 16v
-25 + 2v = -18 + 16v

Solving
-25 + 2v = -18 + 16v

Solving for variable 'v'.

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

Add '-16v' to each side of the equation.
-25 + 2v + -16v = -18 + 16v + -16v

Combine like terms: 2v + -16v = -14v
-25 + -14v = -18 + 16v + -16v

Combine like terms: 16v + -16v = 0
-25 + -14v = -18 + 0
-25 + -14v = -18

Add '25' to each side of the equation.
-25 + 25 + -14v = -18 + 25

Combine like terms: -25 + 25 = 0
0 + -14v = -18 + 25
-14v = -18 + 25

Combine like terms: -18 + 25 = 7
-14v = 7

Divide each side by '-14'.
v = -0.5

Simplifying
v = -0.5

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