3(r-14.1)-1.38=11.22

Solution for 3(r-14.1)-1.38=11.22 equation:

Simplifying
3(r + -14.1) + -1.38 = 11.22

Reorder the terms:
3(-14.1 + r) + -1.38 = 11.22
(-14.1 * 3 + r * 3) + -1.38 = 11.22
(-42.3 + 3r) + -1.38 = 11.22

Reorder the terms:
-42.3 + -1.38 + 3r = 11.22

Combine like terms: -42.3 + -1.38 = -43.68
-43.68 + 3r = 11.22

Solving
-43.68 + 3r = 11.22

Solving for variable 'r'.

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

Add '43.68' to each side of the equation.
-43.68 + 43.68 + 3r = 11.22 + 43.68

Combine like terms: -43.68 + 43.68 = 0.00
0.00 + 3r = 11.22 + 43.68
3r = 11.22 + 43.68

Combine like terms: 11.22 + 43.68 = 54.9
3r = 54.9

Divide each side by '3'.
r = 18.3

Simplifying
r = 18.3