7-8v=-4+5-8v-v

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Solution for 7-8v=-4+5-8v-v equation:


Simplifying
7 + -8v = -4 + 5 + -8v + -1v

Combine like terms: -4 + 5 = 1
7 + -8v = 1 + -8v + -1v

Combine like terms: -8v + -1v = -9v
7 + -8v = 1 + -9v

Solving
7 + -8v = 1 + -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.
7 + -8v + 9v = 1 + -9v + 9v

Combine like terms: -8v + 9v = 1v
7 + 1v = 1 + -9v + 9v

Combine like terms: -9v + 9v = 0
7 + 1v = 1 + 0
7 + 1v = 1

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

Combine like terms: 7 + -7 = 0
0 + 1v = 1 + -7
1v = 1 + -7

Combine like terms: 1 + -7 = -6
1v = -6

Divide each side by '1'.
v = -6

Simplifying
v = -6

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