2(v+7)=9v+42

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Solution for 2(v+7)=9v+42 equation:


Simplifying
2(v + 7) = 9v + 42

Reorder the terms:
2(7 + v) = 9v + 42
(7 * 2 + v * 2) = 9v + 42
(14 + 2v) = 9v + 42

Reorder the terms:
14 + 2v = 42 + 9v

Solving
14 + 2v = 42 + 9v

Solving for variable 'v'.

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

Add '-9v' to each side of the equation.
14 + 2v + -9v = 42 + 9v + -9v

Combine like terms: 2v + -9v = -7v
14 + -7v = 42 + 9v + -9v

Combine like terms: 9v + -9v = 0
14 + -7v = 42 + 0
14 + -7v = 42

Add '-14' to each side of the equation.
14 + -14 + -7v = 42 + -14

Combine like terms: 14 + -14 = 0
0 + -7v = 42 + -14
-7v = 42 + -14

Combine like terms: 42 + -14 = 28
-7v = 28

Divide each side by '-7'.
v = -4

Simplifying
v = -4

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