3x-4(4-5x)=9

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Solution for 3x-4(4-5x)=9 equation:


Simplifying
3x + -4(4 + -5x) = 9
3x + (4 * -4 + -5x * -4) = 9
3x + (-16 + 20x) = 9

Reorder the terms:
-16 + 3x + 20x = 9

Combine like terms: 3x + 20x = 23x
-16 + 23x = 9

Solving
-16 + 23x = 9

Solving for variable 'x'.

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

Add '16' to each side of the equation.
-16 + 16 + 23x = 9 + 16

Combine like terms: -16 + 16 = 0
0 + 23x = 9 + 16
23x = 9 + 16

Combine like terms: 9 + 16 = 25
23x = 25

Divide each side by '23'.
x = 1.086956522

Simplifying
x = 1.086956522

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