(4(m+18))-(12m-3)=30

Solution for (4(m+18))-(12m-3)=30 equation:

Simplifying
(4(m + 18)) + -1(12m + -3) = 30

Reorder the terms:
(4(18 + m)) + -1(12m + -3) = 30
((18 * 4 + m * 4)) + -1(12m + -3) = 30
((72 + 4m)) + -1(12m + -3) = 30
(72 + 4m) + -1(12m + -3) = 30

Remove parenthesis around (72 + 4m)
72 + 4m + -1(12m + -3) = 30

Reorder the terms:
72 + 4m + -1(-3 + 12m) = 30
72 + 4m + (-3 * -1 + 12m * -1) = 30
72 + 4m + (3 + -12m) = 30

Reorder the terms:
72 + 3 + 4m + -12m = 30

Combine like terms: 72 + 3 = 75
75 + 4m + -12m = 30

Combine like terms: 4m + -12m = -8m
75 + -8m = 30

Solving
75 + -8m = 30

Solving for variable 'm'.

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

Add '-75' to each side of the equation.
75 + -75 + -8m = 30 + -75

Combine like terms: 75 + -75 = 0
0 + -8m = 30 + -75
-8m = 30 + -75

Combine like terms: 30 + -75 = -45
-8m = -45

Divide each side by '-8'.
m = 5.625

Simplifying
m = 5.625