(x-6)+(x-4)+(12-x)+x+8+12=40

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Solution for (x-6)+(x-4)+(12-x)+x+8+12=40 equation:


Simplifying
(x + -6) + (x + -4) + (12 + -1x) + x + 8 + 12 = 40

Reorder the terms:
(-6 + x) + (x + -4) + (12 + -1x) + x + 8 + 12 = 40

Remove parenthesis around (-6 + x)
-6 + x + (x + -4) + (12 + -1x) + x + 8 + 12 = 40

Reorder the terms:
-6 + x + (-4 + x) + (12 + -1x) + x + 8 + 12 = 40

Remove parenthesis around (-4 + x)
-6 + x + -4 + x + (12 + -1x) + x + 8 + 12 = 40

Remove parenthesis around (12 + -1x)
-6 + x + -4 + x + 12 + -1x + x + 8 + 12 = 40

Reorder the terms:
-6 + -4 + 12 + 8 + 12 + x + x + -1x + x = 40

Combine like terms: -6 + -4 = -10
-10 + 12 + 8 + 12 + x + x + -1x + x = 40

Combine like terms: -10 + 12 = 2
2 + 8 + 12 + x + x + -1x + x = 40

Combine like terms: 2 + 8 = 10
10 + 12 + x + x + -1x + x = 40

Combine like terms: 10 + 12 = 22
22 + x + x + -1x + x = 40

Combine like terms: x + x = 2x
22 + 2x + -1x + x = 40

Combine like terms: 2x + -1x = 1x
22 + 1x + x = 40

Combine like terms: 1x + x = 2x
22 + 2x = 40

Solving
22 + 2x = 40

Solving for variable 'x'.

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

Add '-22' to each side of the equation.
22 + -22 + 2x = 40 + -22

Combine like terms: 22 + -22 = 0
0 + 2x = 40 + -22
2x = 40 + -22

Combine like terms: 40 + -22 = 18
2x = 18

Divide each side by '2'.
x = 9

Simplifying
x = 9

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