-(x-10)=9

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Solution for -(x-10)=9 equation: 


Simplifying
-1(x + -10) = 9

Reorder the terms:
-1(-10 + x) = 9
(-10 * -1 + x * -1) = 9
(10 + -1x) = 9

Solving
10 + -1x = 9

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + -1x = 9 + -10

Combine like terms: 10 + -10 = 0
0 + -1x = 9 + -10
-1x = 9 + -10

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

Divide each side by '-1'.
x = 1

Simplifying
x = 1

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