15n-4(3n+8)=13

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Solution for 15n-4(3n+8)=13 equation:


Simplifying
15n + -4(3n + 8) = 13

Reorder the terms:
15n + -4(8 + 3n) = 13
15n + (8 * -4 + 3n * -4) = 13
15n + (-32 + -12n) = 13

Reorder the terms:
-32 + 15n + -12n = 13

Combine like terms: 15n + -12n = 3n
-32 + 3n = 13

Solving
-32 + 3n = 13

Solving for variable 'n'.

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

Add '32' to each side of the equation.
-32 + 32 + 3n = 13 + 32

Combine like terms: -32 + 32 = 0
0 + 3n = 13 + 32
3n = 13 + 32

Combine like terms: 13 + 32 = 45
3n = 45

Divide each side by '3'.
n = 15

Simplifying
n = 15

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