42=2v

Solution for 42=2v equation:

Simplifying
42 = 2v

Solving
42 = 2v

Solving for variable 'v'.

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

Add '-2v' to each side of the equation.
42 + -2v = 2v + -2v

Combine like terms: 2v + -2v = 0
42 + -2v = 0

Add '-42' to each side of the equation.
42 + -42 + -2v = 0 + -42

Combine like terms: 42 + -42 = 0
0 + -2v = 0 + -42
-2v = 0 + -42

Combine like terms: 0 + -42 = -42
-2v = -42

Divide each side by '-2'.
v = 21

Simplifying
v = 21