8x-[x+(12-5x)-9]=

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Solution for 8x-[x+(12-5x)-9]= equation:


Simplifying
8x + -1[x + (12 + -5x) + -9] = 0

Remove parenthesis around (12 + -5x)
8x + -1[x + 12 + -5x + -9] = 0

Reorder the terms:
8x + -1[12 + -9 + x + -5x] = 0

Combine like terms: 12 + -9 = 3
8x + -1[3 + x + -5x] = 0

Combine like terms: x + -5x = -4x
8x + -1[3 + -4x] = 0
8x + [3 * -1 + -4x * -1] = 0
8x + [-3 + 4x] = 0

Reorder the terms:
-3 + 8x + 4x = 0

Combine like terms: 8x + 4x = 12x
-3 + 12x = 0

Solving
-3 + 12x = 0

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 12x = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 12x = 0 + 3
12x = 0 + 3

Combine like terms: 0 + 3 = 3
12x = 3

Divide each side by '12'.
x = 0.25

Simplifying
x = 0.25

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