8(m-3)+4(2m+5)=80

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Solution for 8(m-3)+4(2m+5)=80 equation:


Simplifying
8(m + -3) + 4(2m + 5) = 80

Reorder the terms:
8(-3 + m) + 4(2m + 5) = 80
(-3 * 8 + m * 8) + 4(2m + 5) = 80
(-24 + 8m) + 4(2m + 5) = 80

Reorder the terms:
-24 + 8m + 4(5 + 2m) = 80
-24 + 8m + (5 * 4 + 2m * 4) = 80
-24 + 8m + (20 + 8m) = 80

Reorder the terms:
-24 + 20 + 8m + 8m = 80

Combine like terms: -24 + 20 = -4
-4 + 8m + 8m = 80

Combine like terms: 8m + 8m = 16m
-4 + 16m = 80

Solving
-4 + 16m = 80

Solving for variable 'm'.

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

Add '4' to each side of the equation.
-4 + 4 + 16m = 80 + 4

Combine like terms: -4 + 4 = 0
0 + 16m = 80 + 4
16m = 80 + 4

Combine like terms: 80 + 4 = 84
16m = 84

Divide each side by '16'.
m = 5.25

Simplifying
m = 5.25

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