3v-9=42

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Solution for 3v-9=42 equation: 


Simplifying
3v + -9 = 42

Reorder the terms:
-9 + 3v = 42

Solving
-9 + 3v = 42

Solving for variable 'v'.

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

Add '9' to each side of the equation.
-9 + 9 + 3v = 42 + 9

Combine like terms: -9 + 9 = 0
0 + 3v = 42 + 9
3v = 42 + 9

Combine like terms: 42 + 9 = 51
3v = 51

Divide each side by '3'.
v = 17

Simplifying
v = 17

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