(3.6+m)7=83.3

Solution for (3.6+m)7=83.3 equation:

Simplifying
(3.6 + m) * 7 = 83.3

Reorder the terms for easier multiplication:
7(3.6 + m) = 83.3
(3.6 * 7 + m * 7) = 83.3
(25.2 + 7m) = 83.3

Solving
25.2 + 7m = 83.3

Solving for variable 'm'.

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

Add '-25.2' to each side of the equation.
25.2 + -25.2 + 7m = 83.3 + -25.2

Combine like terms: 25.2 + -25.2 = 0.0
0.0 + 7m = 83.3 + -25.2
7m = 83.3 + -25.2

Combine like terms: 83.3 + -25.2 = 58.1
7m = 58.1

Divide each side by '7'.
m = 8.3

Simplifying
m = 8.3