3(4m+7)-2(m+5)=

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Solution for 3(4m+7)-2(m+5)= equation:


Simplifying
3(4m + 7) + -2(m + 5) = 0

Reorder the terms:
3(7 + 4m) + -2(m + 5) = 0
(7 * 3 + 4m * 3) + -2(m + 5) = 0
(21 + 12m) + -2(m + 5) = 0

Reorder the terms:
21 + 12m + -2(5 + m) = 0
21 + 12m + (5 * -2 + m * -2) = 0
21 + 12m + (-10 + -2m) = 0

Reorder the terms:
21 + -10 + 12m + -2m = 0

Combine like terms: 21 + -10 = 11
11 + 12m + -2m = 0

Combine like terms: 12m + -2m = 10m
11 + 10m = 0

Solving
11 + 10m = 0

Solving for variable 'm'.

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

Add '-11' to each side of the equation.
11 + -11 + 10m = 0 + -11

Combine like terms: 11 + -11 = 0
0 + 10m = 0 + -11
10m = 0 + -11

Combine like terms: 0 + -11 = -11
10m = -11

Divide each side by '10'.
m = -1.1

Simplifying
m = -1.1

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