3r+6r=-8+5r+6r

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Solution for 3r+6r=-8+5r+6r equation:


Simplifying
3r + 6r = -8 + 5r + 6r

Combine like terms: 3r + 6r = 9r
9r = -8 + 5r + 6r

Combine like terms: 5r + 6r = 11r
9r = -8 + 11r

Solving
9r = -8 + 11r

Solving for variable 'r'.

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

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

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

Combine like terms: 11r + -11r = 0
-2r = -8 + 0
-2r = -8

Divide each side by '-2'.
r = 4

Simplifying
r = 4

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