-x-9(5x-8)=-20

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Solution for -x-9(5x-8)=-20 equation:


Simplifying
-1x + -9(5x + -8) = -20

Reorder the terms:
-1x + -9(-8 + 5x) = -20
-1x + (-8 * -9 + 5x * -9) = -20
-1x + (72 + -45x) = -20

Reorder the terms:
72 + -1x + -45x = -20

Combine like terms: -1x + -45x = -46x
72 + -46x = -20

Solving
72 + -46x = -20

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 + -46x = -20 + -72

Combine like terms: 72 + -72 = 0
0 + -46x = -20 + -72
-46x = -20 + -72

Combine like terms: -20 + -72 = -92
-46x = -92

Divide each side by '-46'.
x = 2

Simplifying
x = 2

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