40x+7(20-x)=404

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Solution for 40x+7(20-x)=404 equation: 



40x+7(20-x)=404

We move all terms to the left:

40x+7(20-x)-(404)=0

We add all the numbers together, and all the variables

40x+7(-1x+20)-404=0

We multiply parentheses

40x-7x+140-404=0

We add all the numbers together, and all the variables

33x-264=0

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

33x=264

x=264/33

x=8

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