21=6+5v

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Solution for 21=6+5v equation:


Simplifying
21 = 6 + 5v

Solving
21 = 6 + 5v

Solving for variable 'v'.

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

Add '-5v' to each side of the equation.
21 + -5v = 6 + 5v + -5v

Combine like terms: 5v + -5v = 0
21 + -5v = 6 + 0
21 + -5v = 6

Add '-21' to each side of the equation.
21 + -21 + -5v = 6 + -21

Combine like terms: 21 + -21 = 0
0 + -5v = 6 + -21
-5v = 6 + -21

Combine like terms: 6 + -21 = -15
-5v = -15

Divide each side by '-5'.
v = 3

Simplifying
v = 3

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