3(m+7)+4(m-1)=7m+4

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Solution for 3(m+7)+4(m-1)=7m+4 equation: 


Simplifying
3(m + 7) + 4(m + -1) = 7m + 4

Reorder the terms:
3(7 + m) + 4(m + -1) = 7m + 4
(7 * 3 + m * 3) + 4(m + -1) = 7m + 4
(21 + 3m) + 4(m + -1) = 7m + 4

Reorder the terms:
21 + 3m + 4(-1 + m) = 7m + 4
21 + 3m + (-1 * 4 + m * 4) = 7m + 4
21 + 3m + (-4 + 4m) = 7m + 4

Reorder the terms:
21 + -4 + 3m + 4m = 7m + 4

Combine like terms: 21 + -4 = 17
17 + 3m + 4m = 7m + 4

Combine like terms: 3m + 4m = 7m
17 + 7m = 7m + 4

Reorder the terms:
17 + 7m = 4 + 7m

Add '-7m' to each side of the equation.
17 + 7m + -7m = 4 + 7m + -7m

Combine like terms: 7m + -7m = 0
17 + 0 = 4 + 7m + -7m
17 = 4 + 7m + -7m

Combine like terms: 7m + -7m = 0
17 = 4 + 0
17 = 4

Solving
17 = 4

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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