4m+7=8m-5

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Solution for 4m+7=8m-5 equation:


Simplifying
4m + 7 = 8m + -5

Reorder the terms:
7 + 4m = 8m + -5

Reorder the terms:
7 + 4m = -5 + 8m

Solving
7 + 4m = -5 + 8m

Solving for variable 'm'.

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

Add '-8m' to each side of the equation.
7 + 4m + -8m = -5 + 8m + -8m

Combine like terms: 4m + -8m = -4m
7 + -4m = -5 + 8m + -8m

Combine like terms: 8m + -8m = 0
7 + -4m = -5 + 0
7 + -4m = -5

Add '-7' to each side of the equation.
7 + -7 + -4m = -5 + -7

Combine like terms: 7 + -7 = 0
0 + -4m = -5 + -7
-4m = -5 + -7

Combine like terms: -5 + -7 = -12
-4m = -12

Divide each side by '-4'.
m = 3

Simplifying
m = 3

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