r+11+8r=22

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Solution for r+11+8r=22 equation: 


Simplifying
r + 11 + 8r = 22

Reorder the terms:
11 + r + 8r = 22

Combine like terms: r + 8r = 9r
11 + 9r = 22

Solving
11 + 9r = 22

Solving for variable 'r'.

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

Add '-11' to each side of the equation.
11 + -11 + 9r = 22 + -11

Combine like terms: 11 + -11 = 0
0 + 9r = 22 + -11
9r = 22 + -11

Combine like terms: 22 + -11 = 11
9r = 11

Divide each side by '9'.
r = 1.222222222

Simplifying
r = 1.222222222

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