3v-v-1=7

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Solution for 3v-v-1=7 equation:


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

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

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

Solving
-1 + 2v = 7

Solving for variable 'v'.

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

Add '1' to each side of the equation.
-1 + 1 + 2v = 7 + 1

Combine like terms: -1 + 1 = 0
0 + 2v = 7 + 1
2v = 7 + 1

Combine like terms: 7 + 1 = 8
2v = 8

Divide each side by '2'.
v = 4

Simplifying
v = 4

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