(2m+6)+(-4m-7)=

Solution for (2m+6)+(-4m-7)= equation:

Simplifying
(2m + 6) + (-4m + -7) = 0

Reorder the terms:
(6 + 2m) + (-4m + -7) = 0

Remove parenthesis around (6 + 2m)
6 + 2m + (-4m + -7) = 0

Reorder the terms:
6 + 2m + (-7 + -4m) = 0

Remove parenthesis around (-7 + -4m)
6 + 2m + -7 + -4m = 0

Reorder the terms:
6 + -7 + 2m + -4m = 0

Combine like terms: 6 + -7 = -1
-1 + 2m + -4m = 0

Combine like terms: 2m + -4m = -2m
-1 + -2m = 0

Solving
-1 + -2m = 0

Solving for variable 'm'.

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

Add '1' to each side of the equation.
-1 + 1 + -2m = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -2m = 0 + 1
-2m = 0 + 1

Combine like terms: 0 + 1 = 1
-2m = 1

Divide each side by '-2'.
m = -0.5

Simplifying
m = -0.5