55=20+7v

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Solution for 55=20+7v equation:


Simplifying
55 = 20 + 7v

Solving
55 = 20 + 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.
55 + -7v = 20 + 7v + -7v

Combine like terms: 7v + -7v = 0
55 + -7v = 20 + 0
55 + -7v = 20

Add '-55' to each side of the equation.
55 + -55 + -7v = 20 + -55

Combine like terms: 55 + -55 = 0
0 + -7v = 20 + -55
-7v = 20 + -55

Combine like terms: 20 + -55 = -35
-7v = -35

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

Simplifying
v = 5

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