7n-12-3n=8(3+2n)

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Solution for 7n-12-3n=8(3+2n) equation:


Simplifying
7n + -12 + -3n = 8(3 + 2n)

Reorder the terms:
-12 + 7n + -3n = 8(3 + 2n)

Combine like terms: 7n + -3n = 4n
-12 + 4n = 8(3 + 2n)
-12 + 4n = (3 * 8 + 2n * 8)
-12 + 4n = (24 + 16n)

Solving
-12 + 4n = 24 + 16n

Solving for variable 'n'.

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

Add '-16n' to each side of the equation.
-12 + 4n + -16n = 24 + 16n + -16n

Combine like terms: 4n + -16n = -12n
-12 + -12n = 24 + 16n + -16n

Combine like terms: 16n + -16n = 0
-12 + -12n = 24 + 0
-12 + -12n = 24

Add '12' to each side of the equation.
-12 + 12 + -12n = 24 + 12

Combine like terms: -12 + 12 = 0
0 + -12n = 24 + 12
-12n = 24 + 12

Combine like terms: 24 + 12 = 36
-12n = 36

Divide each side by '-12'.
n = -3

Simplifying
n = -3

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