3r+9r+6r-3=

Solution for 3r+9r+6r-3= equation:

Simplifying
3r + 9r + 6r + -3 = 0

Reorder the terms:
-3 + 3r + 9r + 6r = 0

Combine like terms: 3r + 9r = 12r
-3 + 12r + 6r = 0

Combine like terms: 12r + 6r = 18r
-3 + 18r = 0

Solving
-3 + 18r = 0

Solving for variable 'r'.

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

Add '3' to each side of the equation.
-3 + 3 + 18r = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 18r = 0 + 3
18r = 0 + 3

Combine like terms: 0 + 3 = 3
18r = 3

Divide each side by '18'.
r = 0.1666666667

Simplifying
r = 0.1666666667