8v-12=9v-15

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Solution for 8v-12=9v-15 equation:


Simplifying
8v + -12 = 9v + -15

Reorder the terms:
-12 + 8v = 9v + -15

Reorder the terms:
-12 + 8v = -15 + 9v

Solving
-12 + 8v = -15 + 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.
-12 + 8v + -9v = -15 + 9v + -9v

Combine like terms: 8v + -9v = -1v
-12 + -1v = -15 + 9v + -9v

Combine like terms: 9v + -9v = 0
-12 + -1v = -15 + 0
-12 + -1v = -15

Add '12' to each side of the equation.
-12 + 12 + -1v = -15 + 12

Combine like terms: -12 + 12 = 0
0 + -1v = -15 + 12
-1v = -15 + 12

Combine like terms: -15 + 12 = -3
-1v = -3

Divide each side by '-1'.
v = 3

Simplifying
v = 3

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