-20=15+7V

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Solution for -20=15+7V equation:


Simplifying
-20 = 15 + 7V

Solving
-20 = 15 + 7V

Solving for variable 'V'.

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

Add '-7V' to each side of the equation.
-20 + -7V = 15 + 7V + -7V

Combine like terms: 7V + -7V = 0
-20 + -7V = 15 + 0
-20 + -7V = 15

Add '20' to each side of the equation.
-20 + 20 + -7V = 15 + 20

Combine like terms: -20 + 20 = 0
0 + -7V = 15 + 20
-7V = 15 + 20

Combine like terms: 15 + 20 = 35
-7V = 35

Divide each side by '-7'.
V = -5

Simplifying
V = -5

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