13=9v-4

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Solution for 13=9v-4 equation:


Simplifying
13 = 9v + -4

Reorder the terms:
13 = -4 + 9v

Solving
13 = -4 + 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.
13 + -9v = -4 + 9v + -9v

Combine like terms: 9v + -9v = 0
13 + -9v = -4 + 0
13 + -9v = -4

Add '-13' to each side of the equation.
13 + -13 + -9v = -4 + -13

Combine like terms: 13 + -13 = 0
0 + -9v = -4 + -13
-9v = -4 + -13

Combine like terms: -4 + -13 = -17
-9v = -17

Divide each side by '-9'.
v = 1.888888889

Simplifying
v = 1.888888889

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