3(2.2-3h)=8.5

Solution for 3(2.2-3h)=8.5 equation:

Simplifying
3(2.2 + -3h) = 8.5
(2.2 * 3 + -3h * 3) = 8.5
(6.6 + -9h) = 8.5

Solving
6.6 + -9h = 8.5

Solving for variable 'h'.

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

Add '-6.6' to each side of the equation.
6.6 + -6.6 + -9h = 8.5 + -6.6

Combine like terms: 6.6 + -6.6 = 0.0
0.0 + -9h = 8.5 + -6.6
-9h = 8.5 + -6.6

Combine like terms: 8.5 + -6.6 = 1.9
-9h = 1.9

Divide each side by '-9'.
h = -0.2111111111

Simplifying
h = -0.2111111111