18=-9(v-9)

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Solution for 18=-9(v-9) equation:


Simplifying
18 = -9(v + -9)

Reorder the terms:
18 = -9(-9 + v)
18 = (-9 * -9 + v * -9)
18 = (81 + -9v)

Solving
18 = 81 + -9v

Solving for variable 'v'.

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

Add '9v' to each side of the equation.
18 + 9v = 81 + -9v + 9v

Combine like terms: -9v + 9v = 0
18 + 9v = 81 + 0
18 + 9v = 81

Add '-18' to each side of the equation.
18 + -18 + 9v = 81 + -18

Combine like terms: 18 + -18 = 0
0 + 9v = 81 + -18
9v = 81 + -18

Combine like terms: 81 + -18 = 63
9v = 63

Divide each side by '9'.
v = 7

Simplifying
v = 7

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