8+4=m+5

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Solution for 8+4=m+5 equation:


Simplifying
8 + 4 = m + 5

Combine like terms: 8 + 4 = 12
12 = m + 5

Reorder the terms:
12 = 5 + m

Solving
12 = 5 + 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 = 5 + m + -1m

Combine like terms: m + -1m = 0
12 + -1m = 5 + 0
12 + -1m = 5

Add '-12' to each side of the equation.
12 + -12 + -1m = 5 + -12

Combine like terms: 12 + -12 = 0
0 + -1m = 5 + -12
-1m = 5 + -12

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

Divide each side by '-1'.
m = 7

Simplifying
m = 7

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