3(7+3v)-7=8v+9

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Solution for 3(7+3v)-7=8v+9 equation:


Simplifying
3(7 + 3v) + -7 = 8v + 9
(7 * 3 + 3v * 3) + -7 = 8v + 9
(21 + 9v) + -7 = 8v + 9

Reorder the terms:
21 + -7 + 9v = 8v + 9

Combine like terms: 21 + -7 = 14
14 + 9v = 8v + 9

Reorder the terms:
14 + 9v = 9 + 8v

Solving
14 + 9v = 9 + 8v

Solving for variable 'v'.

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

Add '-8v' to each side of the equation.
14 + 9v + -8v = 9 + 8v + -8v

Combine like terms: 9v + -8v = 1v
14 + 1v = 9 + 8v + -8v

Combine like terms: 8v + -8v = 0
14 + 1v = 9 + 0
14 + 1v = 9

Add '-14' to each side of the equation.
14 + -14 + 1v = 9 + -14

Combine like terms: 14 + -14 = 0
0 + 1v = 9 + -14
1v = 9 + -14

Combine like terms: 9 + -14 = -5
1v = -5

Divide each side by '1'.
v = -5

Simplifying
v = -5

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