2(m+8)-20=

Solution for 2(m+8)-20= equation:

Simplifying
2(m + 8) + -20 = 0

Reorder the terms:
2(8 + m) + -20 = 0
(8 * 2 + m * 2) + -20 = 0
(16 + 2m) + -20 = 0

Reorder the terms:
16 + -20 + 2m = 0

Combine like terms: 16 + -20 = -4
-4 + 2m = 0

Solving
-4 + 2m = 0

Solving for variable 'm'.

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

Add '4' to each side of the equation.
-4 + 4 + 2m = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 2m = 0 + 4
2m = 0 + 4

Combine like terms: 0 + 4 = 4
2m = 4

Divide each side by '2'.
m = 2

Simplifying
m = 2