7r-r=-14+8r

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Solution for 7r-r=-14+8r equation:


Simplifying
7r + -1r = -14 + 8r

Combine like terms: 7r + -1r = 6r
6r = -14 + 8r

Solving
6r = -14 + 8r

Solving for variable 'r'.

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

Add '-8r' to each side of the equation.
6r + -8r = -14 + 8r + -8r

Combine like terms: 6r + -8r = -2r
-2r = -14 + 8r + -8r

Combine like terms: 8r + -8r = 0
-2r = -14 + 0
-2r = -14

Divide each side by '-2'.
r = 7

Simplifying
r = 7

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