mn+am-4=2n+8

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Solution for mn+am-4=2n+8 equation:


Simplifying
mn + am + -4 = 2n + 8

Reorder the terms:
-4 + am + mn = 2n + 8

Reorder the terms:
-4 + am + mn = 8 + 2n

Solving
-4 + am + mn = 8 + 2n

Solving for variable 'a'.

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

Add '4' to each side of the equation.
-4 + am + 4 + mn = 8 + 4 + 2n

Reorder the terms:
-4 + 4 + am + mn = 8 + 4 + 2n

Combine like terms: -4 + 4 = 0
0 + am + mn = 8 + 4 + 2n
am + mn = 8 + 4 + 2n

Combine like terms: 8 + 4 = 12
am + mn = 12 + 2n

Add '-1mn' to each side of the equation.
am + mn + -1mn = 12 + -1mn + 2n

Combine like terms: mn + -1mn = 0
am + 0 = 12 + -1mn + 2n
am = 12 + -1mn + 2n

Divide each side by 'm'.
a = 12m-1 + -1n + 2m-1n

Simplifying
a = 12m-1 + -1n + 2m-1n

Reorder the terms:
a = 12m-1 + 2m-1n + -1n

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