21v-21=7v-27

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Solution for 21v-21=7v-27 equation:


Simplifying
21v + -21 = 7v + -27

Reorder the terms:
-21 + 21v = 7v + -27

Reorder the terms:
-21 + 21v = -27 + 7v

Solving
-21 + 21v = -27 + 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 + 21v + -7v = -27 + 7v + -7v

Combine like terms: 21v + -7v = 14v
-21 + 14v = -27 + 7v + -7v

Combine like terms: 7v + -7v = 0
-21 + 14v = -27 + 0
-21 + 14v = -27

Add '21' to each side of the equation.
-21 + 21 + 14v = -27 + 21

Combine like terms: -21 + 21 = 0
0 + 14v = -27 + 21
14v = -27 + 21

Combine like terms: -27 + 21 = -6
14v = -6

Divide each side by '14'.
v = -0.4285714286

Simplifying
v = -0.4285714286

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