7m-1(2m-9)=39

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Solution for 7m-1(2m-9)=39 equation: 


Simplifying
7m + -1(2m + -9) = 39

Reorder the terms:
7m + -1(-9 + 2m) = 39
7m + (-9 * -1 + 2m * -1) = 39
7m + (9 + -2m) = 39

Reorder the terms:
9 + 7m + -2m = 39

Combine like terms: 7m + -2m = 5m
9 + 5m = 39

Solving
9 + 5m = 39

Solving for variable 'm'.

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

Add '-9' to each side of the equation.
9 + -9 + 5m = 39 + -9

Combine like terms: 9 + -9 = 0
0 + 5m = 39 + -9
5m = 39 + -9

Combine like terms: 39 + -9 = 30
5m = 30

Divide each side by '5'.
m = 6

Simplifying
m = 6

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