2(n-4)-3=9

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Solution for 2(n-4)-3=9 equation:


Simplifying
2(n + -4) + -3 = 9

Reorder the terms:
2(-4 + n) + -3 = 9
(-4 * 2 + n * 2) + -3 = 9
(-8 + 2n) + -3 = 9

Reorder the terms:
-8 + -3 + 2n = 9

Combine like terms: -8 + -3 = -11
-11 + 2n = 9

Solving
-11 + 2n = 9

Solving for variable 'n'.

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

Add '11' to each side of the equation.
-11 + 11 + 2n = 9 + 11

Combine like terms: -11 + 11 = 0
0 + 2n = 9 + 11
2n = 9 + 11

Combine like terms: 9 + 11 = 20
2n = 20

Divide each side by '2'.
n = 10

Simplifying
n = 10

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