21n+24=24+12n

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Solution for 21n+24=24+12n equation:


Simplifying
21n + 24 = 24 + 12n

Reorder the terms:
24 + 21n = 24 + 12n

Add '-24' to each side of the equation.
24 + -24 + 21n = 24 + -24 + 12n

Combine like terms: 24 + -24 = 0
0 + 21n = 24 + -24 + 12n
21n = 24 + -24 + 12n

Combine like terms: 24 + -24 = 0
21n = 0 + 12n
21n = 12n

Solving
21n = 12n

Solving for variable 'n'.

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

Add '-12n' to each side of the equation.
21n + -12n = 12n + -12n

Combine like terms: 21n + -12n = 9n
9n = 12n + -12n

Combine like terms: 12n + -12n = 0
9n = 0

Divide each side by '9'.
n = 0

Simplifying
n = 0

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