7v-35=9v-81

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Solution for 7v-35=9v-81 equation:


Simplifying
7v + -35 = 9v + -81

Reorder the terms:
-35 + 7v = 9v + -81

Reorder the terms:
-35 + 7v = -81 + 9v

Solving
-35 + 7v = -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.
-35 + 7v + -9v = -81 + 9v + -9v

Combine like terms: 7v + -9v = -2v
-35 + -2v = -81 + 9v + -9v

Combine like terms: 9v + -9v = 0
-35 + -2v = -81 + 0
-35 + -2v = -81

Add '35' to each side of the equation.
-35 + 35 + -2v = -81 + 35

Combine like terms: -35 + 35 = 0
0 + -2v = -81 + 35
-2v = -81 + 35

Combine like terms: -81 + 35 = -46
-2v = -46

Divide each side by '-2'.
v = 23

Simplifying
v = 23

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