-100=-3(7+4m)+5

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Solution for -100=-3(7+4m)+5 equation:


Simplifying
-100 = -3(7 + 4m) + 5
-100 = (7 * -3 + 4m * -3) + 5
-100 = (-21 + -12m) + 5

Reorder the terms:
-100 = -21 + 5 + -12m

Combine like terms: -21 + 5 = -16
-100 = -16 + -12m

Solving
-100 = -16 + -12m

Solving for variable 'm'.

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

Add '12m' to each side of the equation.
-100 + 12m = -16 + -12m + 12m

Combine like terms: -12m + 12m = 0
-100 + 12m = -16 + 0
-100 + 12m = -16

Add '100' to each side of the equation.
-100 + 100 + 12m = -16 + 100

Combine like terms: -100 + 100 = 0
0 + 12m = -16 + 100
12m = -16 + 100

Combine like terms: -16 + 100 = 84
12m = 84

Divide each side by '12'.
m = 7

Simplifying
m = 7

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