7(v-7)=31+v

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Solution for 7(v-7)=31+v equation:


Simplifying
7(v + -7) = 31 + v

Reorder the terms:
7(-7 + v) = 31 + v
(-7 * 7 + v * 7) = 31 + v
(-49 + 7v) = 31 + v

Solving
-49 + 7v = 31 + v

Solving for variable 'v'.

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

Add '-1v' to each side of the equation.
-49 + 7v + -1v = 31 + v + -1v

Combine like terms: 7v + -1v = 6v
-49 + 6v = 31 + v + -1v

Combine like terms: v + -1v = 0
-49 + 6v = 31 + 0
-49 + 6v = 31

Add '49' to each side of the equation.
-49 + 49 + 6v = 31 + 49

Combine like terms: -49 + 49 = 0
0 + 6v = 31 + 49
6v = 31 + 49

Combine like terms: 31 + 49 = 80
6v = 80

Divide each side by '6'.
v = 13.33333333

Simplifying
v = 13.33333333

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