n-13=2(2n+4)

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Solution for n-13=2(2n+4) equation:


Simplifying
n + -13 = 2(2n + 4)

Reorder the terms:
-13 + n = 2(2n + 4)

Reorder the terms:
-13 + n = 2(4 + 2n)
-13 + n = (4 * 2 + 2n * 2)
-13 + n = (8 + 4n)

Solving
-13 + n = 8 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
-13 + n + -4n = 8 + 4n + -4n

Combine like terms: n + -4n = -3n
-13 + -3n = 8 + 4n + -4n

Combine like terms: 4n + -4n = 0
-13 + -3n = 8 + 0
-13 + -3n = 8

Add '13' to each side of the equation.
-13 + 13 + -3n = 8 + 13

Combine like terms: -13 + 13 = 0
0 + -3n = 8 + 13
-3n = 8 + 13

Combine like terms: 8 + 13 = 21
-3n = 21

Divide each side by '-3'.
n = -7

Simplifying
n = -7

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