1.15(r+3)-6=3.2

Solution for 1.15(r+3)-6=3.2 equation:

Simplifying
1.15(r + 3) + -6 = 3.2

Reorder the terms:
1.15(3 + r) + -6 = 3.2
(3 * 1.15 + r * 1.15) + -6 = 3.2
(3.45 + 1.15r) + -6 = 3.2

Reorder the terms:
3.45 + -6 + 1.15r = 3.2

Combine like terms: 3.45 + -6 = -2.55
-2.55 + 1.15r = 3.2

Solving
-2.55 + 1.15r = 3.2

Solving for variable 'r'.

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

Add '2.55' to each side of the equation.
-2.55 + 2.55 + 1.15r = 3.2 + 2.55

Combine like terms: -2.55 + 2.55 = 0.00
0.00 + 1.15r = 3.2 + 2.55
1.15r = 3.2 + 2.55

Combine like terms: 3.2 + 2.55 = 5.75
1.15r = 5.75

Divide each side by '1.15'.
r = 5

Simplifying
r = 5