6-8-9=x-2

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Solution for 6-8-9=x-2 equation:


Simplifying
6 + -8 + -9 = x + -2

Combine like terms: 6 + -8 = -2
-2 + -9 = x + -2

Combine like terms: -2 + -9 = -11
-11 = x + -2

Reorder the terms:
-11 = -2 + x

Solving
-11 = -2 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-11 + -1x = -2 + x + -1x

Combine like terms: x + -1x = 0
-11 + -1x = -2 + 0
-11 + -1x = -2

Add '11' to each side of the equation.
-11 + 11 + -1x = -2 + 11

Combine like terms: -11 + 11 = 0
0 + -1x = -2 + 11
-1x = -2 + 11

Combine like terms: -2 + 11 = 9
-1x = 9

Divide each side by '-1'.
x = -9

Simplifying
x = -9

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