12=1.2r

Solution for 12=1.2r equation:

Simplifying
12 = 1.2r

Solving
12 = 1.2r

Solving for variable 'r'.

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

Add '-1.2r' to each side of the equation.
12 + -1.2r = 1.2r + -1.2r

Combine like terms: 1.2r + -1.2r = 0.0
12 + -1.2r = 0.0

Add '-12' to each side of the equation.
12 + -12 + -1.2r = 0.0 + -12

Combine like terms: 12 + -12 = 0
0 + -1.2r = 0.0 + -12
-1.2r = 0.0 + -12

Combine like terms: 0.0 + -12 = -12
-1.2r = -12

Divide each side by '-1.2'.
r = 10

Simplifying
r = 10