108=r

Solution for 108=r equation:

Simplifying
108 = r

Solving
108 = r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
108 + -1r = r + -1r

Combine like terms: r + -1r = 0
108 + -1r = 0

Add '-108' to each side of the equation.
108 + -108 + -1r = 0 + -108

Combine like terms: 108 + -108 = 0
0 + -1r = 0 + -108
-1r = 0 + -108

Combine like terms: 0 + -108 = -108
-1r = -108

Divide each side by '-1'.
r = 108

Simplifying
r = 108