3m-5=4m-7

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Solution for 3m-5=4m-7 equation:


Simplifying
3m + -5 = 4m + -7

Reorder the terms:
-5 + 3m = 4m + -7

Reorder the terms:
-5 + 3m = -7 + 4m

Solving
-5 + 3m = -7 + 4m

Solving for variable 'm'.

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

Add '-4m' to each side of the equation.
-5 + 3m + -4m = -7 + 4m + -4m

Combine like terms: 3m + -4m = -1m
-5 + -1m = -7 + 4m + -4m

Combine like terms: 4m + -4m = 0
-5 + -1m = -7 + 0
-5 + -1m = -7

Add '5' to each side of the equation.
-5 + 5 + -1m = -7 + 5

Combine like terms: -5 + 5 = 0
0 + -1m = -7 + 5
-1m = -7 + 5

Combine like terms: -7 + 5 = -2
-1m = -2

Divide each side by '-1'.
m = 2

Simplifying
m = 2

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