8-7v+4v=-1

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Solution for 8-7v+4v=-1 equation: 


Simplifying
8 + -7v + 4v = -1

Combine like terms: -7v + 4v = -3v
8 + -3v = -1

Solving
8 + -3v = -1

Solving for variable 'v'.

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

Add '-8' to each side of the equation.
8 + -8 + -3v = -1 + -8

Combine like terms: 8 + -8 = 0
0 + -3v = -1 + -8
-3v = -1 + -8

Combine like terms: -1 + -8 = -9
-3v = -9

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

Simplifying
v = 3

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