1*(r+2.9)=3.6

Solution for 1*(r+2.9)=3.6 equation:

Simplifying
1(r + 2.9) = 3.6

Reorder the terms:
1(2.9 + r) = 3.6
(2.9 * 1 + r * 1) = 3.6
(2.9 + 1r) = 3.6

Solving
2.9 + 1r = 3.6

Solving for variable 'r'.

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

Add '-2.9' to each side of the equation.
2.9 + -2.9 + 1r = 3.6 + -2.9

Combine like terms: 2.9 + -2.9 = 0.0
0.0 + 1r = 3.6 + -2.9
1r = 3.6 + -2.9

Combine like terms: 3.6 + -2.9 = 0.7
1r = 0.7

Divide each side by '1'.
r = 0.7

Simplifying
r = 0.7