3r-9=7+2v-v

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Solution for 3r-9=7+2v-v equation:


Simplifying
3r + -9 = 7 + 2v + -1v

Reorder the terms:
-9 + 3r = 7 + 2v + -1v

Combine like terms: 2v + -1v = 1v
-9 + 3r = 7 + 1v

Solving
-9 + 3r = 7 + 1v

Solving for variable 'r'.

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

Add '9' to each side of the equation.
-9 + 9 + 3r = 7 + 9 + 1v

Combine like terms: -9 + 9 = 0
0 + 3r = 7 + 9 + 1v
3r = 7 + 9 + 1v

Combine like terms: 7 + 9 = 16
3r = 16 + 1v

Divide each side by '3'.
r = 5.333333333 + 0.3333333333v

Simplifying
r = 5.333333333 + 0.3333333333v

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