8.1=7v-3.1

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Solution for 8.1=7v-3.1 equation:


Simplifying
8.1 = 7v + -3.1

Reorder the terms:
8.1 = -3.1 + 7v

Solving
8.1 = -3.1 + 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.
8.1 + -7v = -3.1 + 7v + -7v

Combine like terms: 7v + -7v = 0
8.1 + -7v = -3.1 + 0
8.1 + -7v = -3.1

Add '-8.1' to each side of the equation.
8.1 + -8.1 + -7v = -3.1 + -8.1

Combine like terms: 8.1 + -8.1 = 0.0
0.0 + -7v = -3.1 + -8.1
-7v = -3.1 + -8.1

Combine like terms: -3.1 + -8.1 = -11.2
-7v = -11.2

Divide each side by '-7'.
v = 1.6

Simplifying
v = 1.6

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