18m-(20m-18)=4(3-m)

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Solution for 18m-(20m-18)=4(3-m) equation:


Simplifying
18m + -1(20m + -18) = 4(3 + -1m)

Reorder the terms:
18m + -1(-18 + 20m) = 4(3 + -1m)
18m + (-18 * -1 + 20m * -1) = 4(3 + -1m)
18m + (18 + -20m) = 4(3 + -1m)

Reorder the terms:
18 + 18m + -20m = 4(3 + -1m)

Combine like terms: 18m + -20m = -2m
18 + -2m = 4(3 + -1m)
18 + -2m = (3 * 4 + -1m * 4)
18 + -2m = (12 + -4m)

Solving
18 + -2m = 12 + -4m

Solving for variable 'm'.

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

Add '4m' to each side of the equation.
18 + -2m + 4m = 12 + -4m + 4m

Combine like terms: -2m + 4m = 2m
18 + 2m = 12 + -4m + 4m

Combine like terms: -4m + 4m = 0
18 + 2m = 12 + 0
18 + 2m = 12

Add '-18' to each side of the equation.
18 + -18 + 2m = 12 + -18

Combine like terms: 18 + -18 = 0
0 + 2m = 12 + -18
2m = 12 + -18

Combine like terms: 12 + -18 = -6
2m = -6

Divide each side by '2'.
m = -3

Simplifying
m = -3

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