v+1-2v=4

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Solution for v+1-2v=4 equation: 


Simplifying
v + 1 + -2v = 4

Reorder the terms:
1 + v + -2v = 4

Combine like terms: v + -2v = -1v
1 + -1v = 4

Solving
1 + -1v = 4

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 + -1v = 4 + -1

Combine like terms: 1 + -1 = 0
0 + -1v = 4 + -1
-1v = 4 + -1

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

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

Simplifying
v = -3

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