3(4m+5)-2(m-4)=

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Solution for 3(4m+5)-2(m-4)= equation:


Simplifying
3(4m + 5) + -2(m + -4) = 0

Reorder the terms:
3(5 + 4m) + -2(m + -4) = 0
(5 * 3 + 4m * 3) + -2(m + -4) = 0
(15 + 12m) + -2(m + -4) = 0

Reorder the terms:
15 + 12m + -2(-4 + m) = 0
15 + 12m + (-4 * -2 + m * -2) = 0
15 + 12m + (8 + -2m) = 0

Reorder the terms:
15 + 8 + 12m + -2m = 0

Combine like terms: 15 + 8 = 23
23 + 12m + -2m = 0

Combine like terms: 12m + -2m = 10m
23 + 10m = 0

Solving
23 + 10m = 0

Solving for variable 'm'.

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

Add '-23' to each side of the equation.
23 + -23 + 10m = 0 + -23

Combine like terms: 23 + -23 = 0
0 + 10m = 0 + -23
10m = 0 + -23

Combine like terms: 0 + -23 = -23
10m = -23

Divide each side by '10'.
m = -2.3

Simplifying
m = -2.3

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