-3v-21=-2(v+3)

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Solution for -3v-21=-2(v+3) equation:


Simplifying
-3v + -21 = -2(v + 3)

Reorder the terms:
-21 + -3v = -2(v + 3)

Reorder the terms:
-21 + -3v = -2(3 + v)
-21 + -3v = (3 * -2 + v * -2)
-21 + -3v = (-6 + -2v)

Solving
-21 + -3v = -6 + -2v

Solving for variable 'v'.

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

Add '2v' to each side of the equation.
-21 + -3v + 2v = -6 + -2v + 2v

Combine like terms: -3v + 2v = -1v
-21 + -1v = -6 + -2v + 2v

Combine like terms: -2v + 2v = 0
-21 + -1v = -6 + 0
-21 + -1v = -6

Add '21' to each side of the equation.
-21 + 21 + -1v = -6 + 21

Combine like terms: -21 + 21 = 0
0 + -1v = -6 + 21
-1v = -6 + 21

Combine like terms: -6 + 21 = 15
-1v = 15

Divide each side by '-1'.
v = -15

Simplifying
v = -15

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