107=3(7m)-2(3m-1)

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Solution for 107=3(7m)-2(3m-1) equation:


Simplifying
107 = 3(7m) + -2(3m + -1)

Remove parenthesis around (7m)
107 = 3 * 7m + -2(3m + -1)

Multiply 3 * 7
107 = 21m + -2(3m + -1)

Reorder the terms:
107 = 21m + -2(-1 + 3m)
107 = 21m + (-1 * -2 + 3m * -2)
107 = 21m + (2 + -6m)

Reorder the terms:
107 = 2 + 21m + -6m

Combine like terms: 21m + -6m = 15m
107 = 2 + 15m

Solving
107 = 2 + 15m

Solving for variable 'm'.

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

Add '-15m' to each side of the equation.
107 + -15m = 2 + 15m + -15m

Combine like terms: 15m + -15m = 0
107 + -15m = 2 + 0
107 + -15m = 2

Add '-107' to each side of the equation.
107 + -107 + -15m = 2 + -107

Combine like terms: 107 + -107 = 0
0 + -15m = 2 + -107
-15m = 2 + -107

Combine like terms: 2 + -107 = -105
-15m = -105

Divide each side by '-15'.
m = 7

Simplifying
m = 7

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