m+3m=4m-7

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


Simplifying
m + 3m = 4m + -7

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

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

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

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

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

Solving
0 = -7

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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