17=21-2v

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Solution for 17=21-2v equation:


Simplifying
17 = 21 + -2v

Solving
17 = 21 + -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.
17 + 2v = 21 + -2v + 2v

Combine like terms: -2v + 2v = 0
17 + 2v = 21 + 0
17 + 2v = 21

Add '-17' to each side of the equation.
17 + -17 + 2v = 21 + -17

Combine like terms: 17 + -17 = 0
0 + 2v = 21 + -17
2v = 21 + -17

Combine like terms: 21 + -17 = 4
2v = 4

Divide each side by '2'.
v = 2

Simplifying
v = 2

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