-7v-21=7(v+1)

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Solution for -7v-21=7(v+1) equation:


Simplifying
-7v + -21 = 7(v + 1)

Reorder the terms:
-21 + -7v = 7(v + 1)

Reorder the terms:
-21 + -7v = 7(1 + v)
-21 + -7v = (1 * 7 + v * 7)
-21 + -7v = (7 + 7v)

Solving
-21 + -7v = 7 + 7v

Solving for variable 'v'.

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

Add '-7v' to each side of the equation.
-21 + -7v + -7v = 7 + 7v + -7v

Combine like terms: -7v + -7v = -14v
-21 + -14v = 7 + 7v + -7v

Combine like terms: 7v + -7v = 0
-21 + -14v = 7 + 0
-21 + -14v = 7

Add '21' to each side of the equation.
-21 + 21 + -14v = 7 + 21

Combine like terms: -21 + 21 = 0
0 + -14v = 7 + 21
-14v = 7 + 21

Combine like terms: 7 + 21 = 28
-14v = 28

Divide each side by '-14'.
v = -2

Simplifying
v = -2

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