20x-(8x-9)=69

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Solution for 20x-(8x-9)=69 equation:


Simplifying
20x + -1(8x + -9) = 69

Reorder the terms:
20x + -1(-9 + 8x) = 69
20x + (-9 * -1 + 8x * -1) = 69
20x + (9 + -8x) = 69

Reorder the terms:
9 + 20x + -8x = 69

Combine like terms: 20x + -8x = 12x
9 + 12x = 69

Solving
9 + 12x = 69

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 12x = 69 + -9

Combine like terms: 9 + -9 = 0
0 + 12x = 69 + -9
12x = 69 + -9

Combine like terms: 69 + -9 = 60
12x = 60

Divide each side by '12'.
x = 5

Simplifying
x = 5

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