4n-3(n+3)=15

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Solution for 4n-3(n+3)=15 equation:


Simplifying
4n + -3(n + 3) = 15

Reorder the terms:
4n + -3(3 + n) = 15
4n + (3 * -3 + n * -3) = 15
4n + (-9 + -3n) = 15

Reorder the terms:
-9 + 4n + -3n = 15

Combine like terms: 4n + -3n = 1n
-9 + 1n = 15

Solving
-9 + 1n = 15

Solving for variable 'n'.

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

Add '9' to each side of the equation.
-9 + 9 + 1n = 15 + 9

Combine like terms: -9 + 9 = 0
0 + 1n = 15 + 9
1n = 15 + 9

Combine like terms: 15 + 9 = 24
1n = 24

Divide each side by '1'.
n = 24

Simplifying
n = 24

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