12r+4-3r-10=

Solution for 12r+4-3r-10= equation:

Simplifying
12r + 4 + -3r + -10 = 0

Reorder the terms:
4 + -10 + 12r + -3r = 0

Combine like terms: 4 + -10 = -6
-6 + 12r + -3r = 0

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

Solving
-6 + 9r = 0

Solving for variable 'r'.

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

Add '6' to each side of the equation.
-6 + 6 + 9r = 0 + 6

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

Combine like terms: 0 + 6 = 6
9r = 6

Divide each side by '9'.
r = 0.6666666667

Simplifying
r = 0.6666666667