x-[9x-(x-4)]=0

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Solution for x-[9x-(x-4)]=0 equation:


Simplifying
x + -1[9x + -1(x + -4)] = 0

Reorder the terms:
x + -1[9x + -1(-4 + x)] = 0
x + -1[9x + (-4 * -1 + x * -1)] = 0
x + -1[9x + (4 + -1x)] = 0

Reorder the terms:
x + -1[4 + 9x + -1x] = 0

Combine like terms: 9x + -1x = 8x
x + -1[4 + 8x] = 0
x + [4 * -1 + 8x * -1] = 0
x + [-4 + -8x] = 0

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

Combine like terms: x + -8x = -7x
-4 + -7x = 0

Solving
-4 + -7x = 0

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + -7x = 0 + 4

Combine like terms: -4 + 4 = 0
0 + -7x = 0 + 4
-7x = 0 + 4

Combine like terms: 0 + 4 = 4
-7x = 4

Divide each side by '-7'.
x = -0.5714285714

Simplifying
x = -0.5714285714

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