x=2x-(9x-4)

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Solution for x=2x-(9x-4) equation:


Simplifying
x = 2x + -1(9x + -4)

Reorder the terms:
x = 2x + -1(-4 + 9x)
x = 2x + (-4 * -1 + 9x * -1)
x = 2x + (4 + -9x)

Reorder the terms:
x = 4 + 2x + -9x

Combine like terms: 2x + -9x = -7x
x = 4 + -7x

Solving
x = 4 + -7x

Solving for variable 'x'.

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

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

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

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

Divide each side by '8'.
x = 0.5

Simplifying
x = 0.5

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