19=5(-5+m)-8(m-7)

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Solution for 19=5(-5+m)-8(m-7) equation:


Simplifying
19 = 5(-5 + m) + -8(m + -7)
19 = (-5 * 5 + m * 5) + -8(m + -7)
19 = (-25 + 5m) + -8(m + -7)

Reorder the terms:
19 = -25 + 5m + -8(-7 + m)
19 = -25 + 5m + (-7 * -8 + m * -8)
19 = -25 + 5m + (56 + -8m)

Reorder the terms:
19 = -25 + 56 + 5m + -8m

Combine like terms: -25 + 56 = 31
19 = 31 + 5m + -8m

Combine like terms: 5m + -8m = -3m
19 = 31 + -3m

Solving
19 = 31 + -3m

Solving for variable 'm'.

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

Add '3m' to each side of the equation.
19 + 3m = 31 + -3m + 3m

Combine like terms: -3m + 3m = 0
19 + 3m = 31 + 0
19 + 3m = 31

Add '-19' to each side of the equation.
19 + -19 + 3m = 31 + -19

Combine like terms: 19 + -19 = 0
0 + 3m = 31 + -19
3m = 31 + -19

Combine like terms: 31 + -19 = 12
3m = 12

Divide each side by '3'.
m = 4

Simplifying
m = 4

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