18r+3=72-5r

Solution for 18r+3=72-5r equation:

Simplifying
18r + 3 = 72 + -5r

Reorder the terms:
3 + 18r = 72 + -5r

Solving
3 + 18r = 72 + -5r

Solving for variable 'r'.

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

Add '5r' to each side of the equation.
3 + 18r + 5r = 72 + -5r + 5r

Combine like terms: 18r + 5r = 23r
3 + 23r = 72 + -5r + 5r

Combine like terms: -5r + 5r = 0
3 + 23r = 72 + 0
3 + 23r = 72

Add '-3' to each side of the equation.
3 + -3 + 23r = 72 + -3

Combine like terms: 3 + -3 = 0
0 + 23r = 72 + -3
23r = 72 + -3

Combine like terms: 72 + -3 = 69
23r = 69

Divide each side by '23'.
r = 3

Simplifying
r = 3