m+4(2m+3)=-3

Solution for m+4(2m+3)=-3 equation:

Simplifying
m + 4(2m + 3) = -3

Reorder the terms:
m + 4(3 + 2m) = -3
m + (3 * 4 + 2m * 4) = -3
m + (12 + 8m) = -3

Reorder the terms:
12 + m + 8m = -3

Combine like terms: m + 8m = 9m
12 + 9m = -3

Solving
12 + 9m = -3

Solving for variable 'm'.

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

Add '-12' to each side of the equation.
12 + -12 + 9m = -3 + -12

Combine like terms: 12 + -12 = 0
0 + 9m = -3 + -12
9m = -3 + -12

Combine like terms: -3 + -12 = -15
9m = -15

Divide each side by '9'.
m = -1.666666667

Simplifying
m = -1.666666667