7(8-4m)=140

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Solution for 7(8-4m)=140 equation: 


Simplifying
7(8 + -4m) = 140
(8 * 7 + -4m * 7) = 140
(56 + -28m) = 140

Solving
56 + -28m = 140

Solving for variable 'm'.

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

Add '-56' to each side of the equation.
56 + -56 + -28m = 140 + -56

Combine like terms: 56 + -56 = 0
0 + -28m = 140 + -56
-28m = 140 + -56

Combine like terms: 140 + -56 = 84
-28m = 84

Divide each side by '-28'.
m = -3

Simplifying
m = -3

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