7v+9=3(v+7)

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Solution for 7v+9=3(v+7) equation:


Simplifying
7v + 9 = 3(v + 7)

Reorder the terms:
9 + 7v = 3(v + 7)

Reorder the terms:
9 + 7v = 3(7 + v)
9 + 7v = (7 * 3 + v * 3)
9 + 7v = (21 + 3v)

Solving
9 + 7v = 21 + 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.
9 + 7v + -3v = 21 + 3v + -3v

Combine like terms: 7v + -3v = 4v
9 + 4v = 21 + 3v + -3v

Combine like terms: 3v + -3v = 0
9 + 4v = 21 + 0
9 + 4v = 21

Add '-9' to each side of the equation.
9 + -9 + 4v = 21 + -9

Combine like terms: 9 + -9 = 0
0 + 4v = 21 + -9
4v = 21 + -9

Combine like terms: 21 + -9 = 12
4v = 12

Divide each side by '4'.
v = 3

Simplifying
v = 3

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