10x+20(x-12)=480

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Solution for 10x+20(x-12)=480 equation:


Simplifying
10x + 20(x + -12) = 480

Reorder the terms:
10x + 20(-12 + x) = 480
10x + (-12 * 20 + x * 20) = 480
10x + (-240 + 20x) = 480

Reorder the terms:
-240 + 10x + 20x = 480

Combine like terms: 10x + 20x = 30x
-240 + 30x = 480

Solving
-240 + 30x = 480

Solving for variable 'x'.

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

Add '240' to each side of the equation.
-240 + 240 + 30x = 480 + 240

Combine like terms: -240 + 240 = 0
0 + 30x = 480 + 240
30x = 480 + 240

Combine like terms: 480 + 240 = 720
30x = 720

Divide each side by '30'.
x = 24

Simplifying
x = 24

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