21=8(v+6)-5v

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Solution for 21=8(v+6)-5v equation:


Simplifying
21 = 8(v + 6) + -5v

Reorder the terms:
21 = 8(6 + v) + -5v
21 = (6 * 8 + v * 8) + -5v
21 = (48 + 8v) + -5v

Combine like terms: 8v + -5v = 3v
21 = 48 + 3v

Solving
21 = 48 + 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.
21 + -3v = 48 + 3v + -3v

Combine like terms: 3v + -3v = 0
21 + -3v = 48 + 0
21 + -3v = 48

Add '-21' to each side of the equation.
21 + -21 + -3v = 48 + -21

Combine like terms: 21 + -21 = 0
0 + -3v = 48 + -21
-3v = 48 + -21

Combine like terms: 48 + -21 = 27
-3v = 27

Divide each side by '-3'.
v = -9

Simplifying
v = -9

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