5m+2(8m-9)=3(m+4)-5(2m+7)

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Solution for 5m+2(8m-9)=3(m+4)-5(2m+7) equation:


Simplifying
5m + 2(8m + -9) = 3(m + 4) + -5(2m + 7)

Reorder the terms:
5m + 2(-9 + 8m) = 3(m + 4) + -5(2m + 7)
5m + (-9 * 2 + 8m * 2) = 3(m + 4) + -5(2m + 7)
5m + (-18 + 16m) = 3(m + 4) + -5(2m + 7)

Reorder the terms:
-18 + 5m + 16m = 3(m + 4) + -5(2m + 7)

Combine like terms: 5m + 16m = 21m
-18 + 21m = 3(m + 4) + -5(2m + 7)

Reorder the terms:
-18 + 21m = 3(4 + m) + -5(2m + 7)
-18 + 21m = (4 * 3 + m * 3) + -5(2m + 7)
-18 + 21m = (12 + 3m) + -5(2m + 7)

Reorder the terms:
-18 + 21m = 12 + 3m + -5(7 + 2m)
-18 + 21m = 12 + 3m + (7 * -5 + 2m * -5)
-18 + 21m = 12 + 3m + (-35 + -10m)

Reorder the terms:
-18 + 21m = 12 + -35 + 3m + -10m

Combine like terms: 12 + -35 = -23
-18 + 21m = -23 + 3m + -10m

Combine like terms: 3m + -10m = -7m
-18 + 21m = -23 + -7m

Solving
-18 + 21m = -23 + -7m

Solving for variable 'm'.

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

Add '7m' to each side of the equation.
-18 + 21m + 7m = -23 + -7m + 7m

Combine like terms: 21m + 7m = 28m
-18 + 28m = -23 + -7m + 7m

Combine like terms: -7m + 7m = 0
-18 + 28m = -23 + 0
-18 + 28m = -23

Add '18' to each side of the equation.
-18 + 18 + 28m = -23 + 18

Combine like terms: -18 + 18 = 0
0 + 28m = -23 + 18
28m = -23 + 18

Combine like terms: -23 + 18 = -5
28m = -5

Divide each side by '28'.
m = -0.1785714286

Simplifying
m = -0.1785714286

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