16v+8-21v+12=-v+4v-20

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Solution for 16v+8-21v+12=-v+4v-20 equation:


Simplifying
16v + 8 + -21v + 12 = -1v + 4v + -20

Reorder the terms:
8 + 12 + 16v + -21v = -1v + 4v + -20

Combine like terms: 8 + 12 = 20
20 + 16v + -21v = -1v + 4v + -20

Combine like terms: 16v + -21v = -5v
20 + -5v = -1v + 4v + -20

Reorder the terms:
20 + -5v = -20 + -1v + 4v

Combine like terms: -1v + 4v = 3v
20 + -5v = -20 + 3v

Solving
20 + -5v = -20 + 3v

Solving for variable 'v'.

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

Add '-3v' to each side of the equation.
20 + -5v + -3v = -20 + 3v + -3v

Combine like terms: -5v + -3v = -8v
20 + -8v = -20 + 3v + -3v

Combine like terms: 3v + -3v = 0
20 + -8v = -20 + 0
20 + -8v = -20

Add '-20' to each side of the equation.
20 + -20 + -8v = -20 + -20

Combine like terms: 20 + -20 = 0
0 + -8v = -20 + -20
-8v = -20 + -20

Combine like terms: -20 + -20 = -40
-8v = -40

Divide each side by '-8'.
v = 5

Simplifying
v = 5

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