4n=21-3

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Solution for 4n=21-3 equation: 


Simplifying
4n = 21 + -3

Combine like terms: 21 + -3 = 18
4n = 18

Solving
4n = 18

Solving for variable 'n'.

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

Divide each side by '4'.
n = 4.5

Simplifying
n = 4.5

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