9(n+3)=39+42

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Solution for 9(n+3)=39+42 equation:


Simplifying
9(n + 3) = 39 + 42

Reorder the terms:
9(3 + n) = 39 + 42
(3 * 9 + n * 9) = 39 + 42
(27 + 9n) = 39 + 42

Combine like terms: 39 + 42 = 81
27 + 9n = 81

Solving
27 + 9n = 81

Solving for variable 'n'.

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

Add '-27' to each side of the equation.
27 + -27 + 9n = 81 + -27

Combine like terms: 27 + -27 = 0
0 + 9n = 81 + -27
9n = 81 + -27

Combine like terms: 81 + -27 = 54
9n = 54

Divide each side by '9'.
n = 6

Simplifying
n = 6

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