M+4+m+7=m+4+5

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Solution for M+4+m+7=m+4+5 equation: 


Simplifying
M + 4 + m + 7 = m + 4 + 5

Reorder the terms:
4 + 7 + M + m = m + 4 + 5

Combine like terms: 4 + 7 = 11
11 + M + m = m + 4 + 5

Reorder the terms:
11 + M + m = 4 + 5 + m

Combine like terms: 4 + 5 = 9
11 + M + m = 9 + m

Add '-1m' to each side of the equation.
11 + M + m + -1m = 9 + m + -1m

Combine like terms: m + -1m = 0
11 + M + 0 = 9 + m + -1m
11 + M = 9 + m + -1m

Combine like terms: m + -1m = 0
11 + M = 9 + 0
11 + M = 9

Solving
11 + M = 9

Solving for variable 'M'.

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

Add '-11' to each side of the equation.
11 + -11 + M = 9 + -11

Combine like terms: 11 + -11 = 0
0 + M = 9 + -11
M = 9 + -11

Combine like terms: 9 + -11 = -2
M = -2

Simplifying
M = -2

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