9r+6=8r+13

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Solution for 9r+6=8r+13 equation:


Simplifying
9r + 6 = 8r + 13

Reorder the terms:
6 + 9r = 8r + 13

Reorder the terms:
6 + 9r = 13 + 8r

Solving
6 + 9r = 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.
6 + 9r + -8r = 13 + 8r + -8r

Combine like terms: 9r + -8r = 1r
6 + 1r = 13 + 8r + -8r

Combine like terms: 8r + -8r = 0
6 + 1r = 13 + 0
6 + 1r = 13

Add '-6' to each side of the equation.
6 + -6 + 1r = 13 + -6

Combine like terms: 6 + -6 = 0
0 + 1r = 13 + -6
1r = 13 + -6

Combine like terms: 13 + -6 = 7
1r = 7

Divide each side by '1'.
r = 7

Simplifying
r = 7

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