50x-20(15-x)=120

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Solution for 50x-20(15-x)=120 equation: 



50x-20(15-x)=120

We move all terms to the left:

50x-20(15-x)-(120)=0

We add all the numbers together, and all the variables

50x-20(-1x+15)-120=0

We multiply parentheses

50x+20x-300-120=0

We add all the numbers together, and all the variables

70x-420=0

We move all terms containing x to the left, all other terms to the right

70x=420

x=420/70

x=6

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