125.95-r-42.50=

Solution for 125.95-r-42.50= equation:

Simplifying
125.95 + -1r + -42.50 = 0

Reorder the terms:
125.95 + -42.50 + -1r = 0

Combine like terms: 125.95 + -42.50 = 83.45
83.45 + -1r = 0

Solving
83.45 + -1r = 0

Solving for variable 'r'.

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

Add '-83.45' to each side of the equation.
83.45 + -83.45 + -1r = 0 + -83.45

Combine like terms: 83.45 + -83.45 = 0.00
0.00 + -1r = 0 + -83.45
-1r = 0 + -83.45

Combine like terms: 0 + -83.45 = -83.45
-1r = -83.45

Divide each side by '-1'.
r = 83.45

Simplifying
r = 83.45