11r-8=9r+8

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Solution for 11r-8=9r+8 equation:


Simplifying
11r + -8 = 9r + 8

Reorder the terms:
-8 + 11r = 9r + 8

Reorder the terms:
-8 + 11r = 8 + 9r

Solving
-8 + 11r = 8 + 9r

Solving for variable 'r'.

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

Add '-9r' to each side of the equation.
-8 + 11r + -9r = 8 + 9r + -9r

Combine like terms: 11r + -9r = 2r
-8 + 2r = 8 + 9r + -9r

Combine like terms: 9r + -9r = 0
-8 + 2r = 8 + 0
-8 + 2r = 8

Add '8' to each side of the equation.
-8 + 8 + 2r = 8 + 8

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

Combine like terms: 8 + 8 = 16
2r = 16

Divide each side by '2'.
r = 8

Simplifying
r = 8

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