3v-(9v+13)=-v+7

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Solution for 3v-(9v+13)=-v+7 equation:


Simplifying
3v + -1(9v + 13) = -1v + 7

Reorder the terms:
3v + -1(13 + 9v) = -1v + 7
3v + (13 * -1 + 9v * -1) = -1v + 7
3v + (-13 + -9v) = -1v + 7

Reorder the terms:
-13 + 3v + -9v = -1v + 7

Combine like terms: 3v + -9v = -6v
-13 + -6v = -1v + 7

Reorder the terms:
-13 + -6v = 7 + -1v

Solving
-13 + -6v = 7 + -1v

Solving for variable 'v'.

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

Add 'v' to each side of the equation.
-13 + -6v + v = 7 + -1v + v

Combine like terms: -6v + v = -5v
-13 + -5v = 7 + -1v + v

Combine like terms: -1v + v = 0
-13 + -5v = 7 + 0
-13 + -5v = 7

Add '13' to each side of the equation.
-13 + 13 + -5v = 7 + 13

Combine like terms: -13 + 13 = 0
0 + -5v = 7 + 13
-5v = 7 + 13

Combine like terms: 7 + 13 = 20
-5v = 20

Divide each side by '-5'.
v = -4

Simplifying
v = -4

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