-1=-(x-9)

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Solution for -1=-(x-9) equation:


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

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

Solving
-1 = 9 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-1 + x = 9 + -1x + x

Combine like terms: -1x + x = 0
-1 + x = 9 + 0
-1 + x = 9

Add '1' to each side of the equation.
-1 + 1 + x = 9 + 1

Combine like terms: -1 + 1 = 0
0 + x = 9 + 1
x = 9 + 1

Combine like terms: 9 + 1 = 10
x = 10

Simplifying
x = 10

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