-v=100-20v

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Solution for -v=100-20v equation:


Simplifying
-1v = 100 + -20v

Solving
-1v = 100 + -20v

Solving for variable 'v'.

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

Add '20v' to each side of the equation.
-1v + 20v = 100 + -20v + 20v

Combine like terms: -1v + 20v = 19v
19v = 100 + -20v + 20v

Combine like terms: -20v + 20v = 0
19v = 100 + 0
19v = 100

Divide each side by '19'.
v = 5.263157895

Simplifying
v = 5.263157895

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