11+8r=29-r

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Solution for 11+8r=29-r equation:


Simplifying
11 + 8r = 29 + -1r

Solving
11 + 8r = 29 + -1r

Solving for variable 'r'.

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

Add 'r' to each side of the equation.
11 + 8r + r = 29 + -1r + r

Combine like terms: 8r + r = 9r
11 + 9r = 29 + -1r + r

Combine like terms: -1r + r = 0
11 + 9r = 29 + 0
11 + 9r = 29

Add '-11' to each side of the equation.
11 + -11 + 9r = 29 + -11

Combine like terms: 11 + -11 = 0
0 + 9r = 29 + -11
9r = 29 + -11

Combine like terms: 29 + -11 = 18
9r = 18

Divide each side by '9'.
r = 2

Simplifying
r = 2

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