(3+5)+7=3(5+n)

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Solution for (3+5)+7=3(5+n) equation:


Simplifying
(3 + 5) + 7 = 3(5 + n)

Combine like terms: 3 + 5 = 8
(8) + 7 = 3(5 + n)
8 + 7 = 3(5 + n)

Combine like terms: 8 + 7 = 15
15 = 3(5 + n)
15 = (5 * 3 + n * 3)
15 = (15 + 3n)

Add '-15' to each side of the equation.
15 + -15 = 15 + -15 + 3n

Combine like terms: 15 + -15 = 0
0 = 15 + -15 + 3n

Combine like terms: 15 + -15 = 0
0 = 0 + 3n
0 = 3n

Solving
0 = 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
0 + -3n = 3n + -3n
Remove the zero:
-3n = 3n + -3n

Combine like terms: 3n + -3n = 0
-3n = 0

Divide each side by '-3'.
n = 0

Simplifying
n = 0

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