5(3x-4)+8-8x=9

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Solution for 5(3x-4)+8-8x=9 equation:


Simplifying
5(3x + -4) + 8 + -8x = 9

Reorder the terms:
5(-4 + 3x) + 8 + -8x = 9
(-4 * 5 + 3x * 5) + 8 + -8x = 9
(-20 + 15x) + 8 + -8x = 9

Reorder the terms:
-20 + 8 + 15x + -8x = 9

Combine like terms: -20 + 8 = -12
-12 + 15x + -8x = 9

Combine like terms: 15x + -8x = 7x
-12 + 7x = 9

Solving
-12 + 7x = 9

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 7x = 9 + 12

Combine like terms: -12 + 12 = 0
0 + 7x = 9 + 12
7x = 9 + 12

Combine like terms: 9 + 12 = 21
7x = 21

Divide each side by '7'.
x = 3

Simplifying
x = 3

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