28-8m=-3(7m-5)

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Solution for 28-8m=-3(7m-5) equation:


Simplifying
28 + -8m = -3(7m + -5)

Reorder the terms:
28 + -8m = -3(-5 + 7m)
28 + -8m = (-5 * -3 + 7m * -3)
28 + -8m = (15 + -21m)

Solving
28 + -8m = 15 + -21m

Solving for variable 'm'.

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

Add '21m' to each side of the equation.
28 + -8m + 21m = 15 + -21m + 21m

Combine like terms: -8m + 21m = 13m
28 + 13m = 15 + -21m + 21m

Combine like terms: -21m + 21m = 0
28 + 13m = 15 + 0
28 + 13m = 15

Add '-28' to each side of the equation.
28 + -28 + 13m = 15 + -28

Combine like terms: 28 + -28 = 0
0 + 13m = 15 + -28
13m = 15 + -28

Combine like terms: 15 + -28 = -13
13m = -13

Divide each side by '13'.
m = -1

Simplifying
m = -1

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