7(10-3w)=5(15*4w)

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Solution for 7(10-3w)=5(15*4w) equation: 



7(10-3w)=5(15*4w)

We move all terms to the left:

7(10-3w)-(5(15*4w))=0

We add all the numbers together, and all the variables

7(-3w+10)-(5(+15*4w))=0

We multiply parentheses

-21w-(5(+15*4w))+70=0



We calculate terms in parentheses: -(5(+15*4w)), so:

5(+15*4w)

We multiply parentheses

300w

Back to the equation:

-(300w)



We add all the numbers together, and all the variables

-321w+70=0

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

-321w=-70

w=-70/-321

w=70/321

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