9-2(3r+0.2)=

Solution for 9-2(3r+0.2)= equation:

Simplifying
9 + -2(3r + 0.2) = 0

Reorder the terms:
9 + -2(0.2 + 3r) = 0
9 + (0.2 * -2 + 3r * -2) = 0
9 + (-0.4 + -6r) = 0

Combine like terms: 9 + -0.4 = 8.6
8.6 + -6r = 0

Solving
8.6 + -6r = 0

Solving for variable 'r'.

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

Add '-8.6' to each side of the equation.
8.6 + -8.6 + -6r = 0 + -8.6

Combine like terms: 8.6 + -8.6 = 0.0
0.0 + -6r = 0 + -8.6
-6r = 0 + -8.6

Combine like terms: 0 + -8.6 = -8.6
-6r = -8.6

Divide each side by '-6'.
r = 1.433333333

Simplifying
r = 1.433333333