23n-(3n+15)=55

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Solution for 23n-(3n+15)=55 equation:


Simplifying
23n + -1(3n + 15) = 55

Reorder the terms:
23n + -1(15 + 3n) = 55
23n + (15 * -1 + 3n * -1) = 55
23n + (-15 + -3n) = 55

Reorder the terms:
-15 + 23n + -3n = 55

Combine like terms: 23n + -3n = 20n
-15 + 20n = 55

Solving
-15 + 20n = 55

Solving for variable 'n'.

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

Add '15' to each side of the equation.
-15 + 15 + 20n = 55 + 15

Combine like terms: -15 + 15 = 0
0 + 20n = 55 + 15
20n = 55 + 15

Combine like terms: 55 + 15 = 70
20n = 70

Divide each side by '20'.
n = 3.5

Simplifying
n = 3.5

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