2x-8(9-x)=9

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Solution for 2x-8(9-x)=9 equation:


Simplifying
2x + -8(9 + -1x) = 9
2x + (9 * -8 + -1x * -8) = 9
2x + (-72 + 8x) = 9

Reorder the terms:
-72 + 2x + 8x = 9

Combine like terms: 2x + 8x = 10x
-72 + 10x = 9

Solving
-72 + 10x = 9

Solving for variable 'x'.

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

Add '72' to each side of the equation.
-72 + 72 + 10x = 9 + 72

Combine like terms: -72 + 72 = 0
0 + 10x = 9 + 72
10x = 9 + 72

Combine like terms: 9 + 72 = 81
10x = 81

Divide each side by '10'.
x = 8.1

Simplifying
x = 8.1

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