3-9=7+2v-1v

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Solution for 3-9=7+2v-1v equation:


Simplifying
3 + -9 = 7 + 2v + -1v

Combine like terms: 3 + -9 = -6
-6 = 7 + 2v + -1v

Combine like terms: 2v + -1v = 1v
-6 = 7 + 1v

Solving
-6 = 7 + 1v

Solving for variable 'v'.

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

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

Combine like terms: 1v + -1v = 0
-6 + -1v = 7 + 0
-6 + -1v = 7

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

Combine like terms: -6 + 6 = 0
0 + -1v = 7 + 6
-1v = 7 + 6

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

Divide each side by '-1'.
v = -13

Simplifying
v = -13

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