4(n+3)=5n-15

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Solution for 4(n+3)=5n-15 equation:


Simplifying
4(n + 3) = 5n + -15

Reorder the terms:
4(3 + n) = 5n + -15
(3 * 4 + n * 4) = 5n + -15
(12 + 4n) = 5n + -15

Reorder the terms:
12 + 4n = -15 + 5n

Solving
12 + 4n = -15 + 5n

Solving for variable 'n'.

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

Add '-5n' to each side of the equation.
12 + 4n + -5n = -15 + 5n + -5n

Combine like terms: 4n + -5n = -1n
12 + -1n = -15 + 5n + -5n

Combine like terms: 5n + -5n = 0
12 + -1n = -15 + 0
12 + -1n = -15

Add '-12' to each side of the equation.
12 + -12 + -1n = -15 + -12

Combine like terms: 12 + -12 = 0
0 + -1n = -15 + -12
-1n = -15 + -12

Combine like terms: -15 + -12 = -27
-1n = -27

Divide each side by '-1'.
n = 27

Simplifying
n = 27

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