3m-7=8m+5

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Solution for 3m-7=8m+5 equation:


Simplifying
3m + -7 = 8m + 5

Reorder the terms:
-7 + 3m = 8m + 5

Reorder the terms:
-7 + 3m = 5 + 8m

Solving
-7 + 3m = 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 + 3m + -8m = 5 + 8m + -8m

Combine like terms: 3m + -8m = -5m
-7 + -5m = 5 + 8m + -8m

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

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

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

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

Divide each side by '-5'.
m = -2.4

Simplifying
m = -2.4

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