-7r=-8r+13

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Solution for -7r=-8r+13 equation: 


Simplifying
-7r = -8r + 13

Reorder the terms:
-7r = 13 + -8r

Solving
-7r = 13 + -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.
-7r + 8r = 13 + -8r + 8r

Combine like terms: -7r + 8r = 1r
1r = 13 + -8r + 8r

Combine like terms: -8r + 8r = 0
1r = 13 + 0
1r = 13

Divide each side by '1'.
r = 13

Simplifying
r = 13

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