7v-84=3v

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Solution for 7v-84=3v equation:


Simplifying
7v + -84 = 3v

Reorder the terms:
-84 + 7v = 3v

Solving
-84 + 7v = 3v

Solving for variable 'v'.

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

Add '-3v' to each side of the equation.
-84 + 7v + -3v = 3v + -3v

Combine like terms: 7v + -3v = 4v
-84 + 4v = 3v + -3v

Combine like terms: 3v + -3v = 0
-84 + 4v = 0

Add '84' to each side of the equation.
-84 + 84 + 4v = 0 + 84

Combine like terms: -84 + 84 = 0
0 + 4v = 0 + 84
4v = 0 + 84

Combine like terms: 0 + 84 = 84
4v = 84

Divide each side by '4'.
v = 21

Simplifying
v = 21

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