2(n-2)+1=12-(n+3)

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Solution for 2(n-2)+1=12-(n+3) equation:


Simplifying
2(n + -2) + 1 = 12 + -1(n + 3)

Reorder the terms:
2(-2 + n) + 1 = 12 + -1(n + 3)
(-2 * 2 + n * 2) + 1 = 12 + -1(n + 3)
(-4 + 2n) + 1 = 12 + -1(n + 3)

Reorder the terms:
-4 + 1 + 2n = 12 + -1(n + 3)

Combine like terms: -4 + 1 = -3
-3 + 2n = 12 + -1(n + 3)

Reorder the terms:
-3 + 2n = 12 + -1(3 + n)
-3 + 2n = 12 + (3 * -1 + n * -1)
-3 + 2n = 12 + (-3 + -1n)

Combine like terms: 12 + -3 = 9
-3 + 2n = 9 + -1n

Solving
-3 + 2n = 9 + -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
-3 + 2n + n = 9 + -1n + n

Combine like terms: 2n + n = 3n
-3 + 3n = 9 + -1n + n

Combine like terms: -1n + n = 0
-3 + 3n = 9 + 0
-3 + 3n = 9

Add '3' to each side of the equation.
-3 + 3 + 3n = 9 + 3

Combine like terms: -3 + 3 = 0
0 + 3n = 9 + 3
3n = 9 + 3

Combine like terms: 9 + 3 = 12
3n = 12

Divide each side by '3'.
n = 4

Simplifying
n = 4

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