18(n-3)=90

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Solution for 18(n-3)=90 equation:


Simplifying
18(n + -3) = 90

Reorder the terms:
18(-3 + n) = 90
(-3 * 18 + n * 18) = 90
(-54 + 18n) = 90

Solving
-54 + 18n = 90

Solving for variable 'n'.

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

Add '54' to each side of the equation.
-54 + 54 + 18n = 90 + 54

Combine like terms: -54 + 54 = 0
0 + 18n = 90 + 54
18n = 90 + 54

Combine like terms: 90 + 54 = 144
18n = 144

Divide each side by '18'.
n = 8

Simplifying
n = 8

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