3n+3(n+15)=51

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Solution for 3n+3(n+15)=51 equation:


Simplifying
3n + 3(n + 15) = 51

Reorder the terms:
3n + 3(15 + n) = 51
3n + (15 * 3 + n * 3) = 51
3n + (45 + 3n) = 51

Reorder the terms:
45 + 3n + 3n = 51

Combine like terms: 3n + 3n = 6n
45 + 6n = 51

Solving
45 + 6n = 51

Solving for variable 'n'.

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

Add '-45' to each side of the equation.
45 + -45 + 6n = 51 + -45

Combine like terms: 45 + -45 = 0
0 + 6n = 51 + -45
6n = 51 + -45

Combine like terms: 51 + -45 = 6
6n = 6

Divide each side by '6'.
n = 1

Simplifying
n = 1

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