-.5(x-6)+.5(x+2)=x-9

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Solution for -.5(x-6)+.5(x+2)=x-9 equation:


Simplifying
-0.5(x + -6) + 0.5(x + 2) = x + -9

Reorder the terms:
-0.5(-6 + x) + 0.5(x + 2) = x + -9
(-6 * -0.5 + x * -0.5) + 0.5(x + 2) = x + -9
(3 + -0.5x) + 0.5(x + 2) = x + -9

Reorder the terms:
3 + -0.5x + 0.5(2 + x) = x + -9
3 + -0.5x + (2 * 0.5 + x * 0.5) = x + -9
3 + -0.5x + (1 + 0.5x) = x + -9

Reorder the terms:
3 + 1 + -0.5x + 0.5x = x + -9

Combine like terms: 3 + 1 = 4
4 + -0.5x + 0.5x = x + -9

Combine like terms: -0.5x + 0.5x = 0.0
4 + 0.0 = x + -9
4 = x + -9

Reorder the terms:
4 = -9 + x

Solving
4 = -9 + 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.
4 + -1x = -9 + x + -1x

Combine like terms: x + -1x = 0
4 + -1x = -9 + 0
4 + -1x = -9

Add '-4' to each side of the equation.
4 + -4 + -1x = -9 + -4

Combine like terms: 4 + -4 = 0
0 + -1x = -9 + -4
-1x = -9 + -4

Combine like terms: -9 + -4 = -13
-1x = -13

Divide each side by '-1'.
x = 13

Simplifying
x = 13

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