17r+6-8r=105

Solution for 17r+6-8r=105 equation:

Simplifying
17r + 6 + -8r = 105

Reorder the terms:
6 + 17r + -8r = 105

Combine like terms: 17r + -8r = 9r
6 + 9r = 105

Solving
6 + 9r = 105

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 = 105 + -6

Combine like terms: 6 + -6 = 0
0 + 9r = 105 + -6
9r = 105 + -6

Combine like terms: 105 + -6 = 99
9r = 99

Divide each side by '9'.
r = 11

Simplifying
r = 11