3+(4+5)=(3+4)+m

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Solution for 3+(4+5)=(3+4)+m equation: 


Simplifying
3 + (4 + 5) = (3 + 4) + m

Combine like terms: 4 + 5 = 9
3 + (9) = (3 + 4) + m
3 + 9 = (3 + 4) + m

Combine like terms: 3 + 9 = 12
12 = (3 + 4) + m

Combine like terms: 3 + 4 = 7
12 = (7) + m
12 = 7 + m

Solving
12 = 7 + m

Solving for variable 'm'.

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

Add '-1m' to each side of the equation.
12 + -1m = 7 + m + -1m

Combine like terms: m + -1m = 0
12 + -1m = 7 + 0
12 + -1m = 7

Add '-12' to each side of the equation.
12 + -12 + -1m = 7 + -12

Combine like terms: 12 + -12 = 0
0 + -1m = 7 + -12
-1m = 7 + -12

Combine like terms: 7 + -12 = -5
-1m = -5

Divide each side by '-1'.
m = 5

Simplifying
m = 5

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