4(w-3.1)=2.1(w-4)+3.5w

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Solution for 4(w-3.1)=2.1(w-4)+3.5w equation: 



4(w-3.1)=2.1(w-4)+3.5w

We move all terms to the left:

4(w-3.1)-(2.1(w-4)+3.5w)=0

We multiply parentheses

4w-(2.1(w-4)+3.5w)-12.4=0



We calculate terms in parentheses: -(2.1(w-4)+3.5w), so:

2.1(w-4)+3.5w

We add all the numbers together, and all the variables

3.5w+2.1(w-4)

We multiply parentheses

3.5w+2.1w-8.4

We add all the numbers together, and all the variables

5.6w-8.4

Back to the equation:

-(5.6w-8.4)



We get rid of parentheses

4w-5.6w+8.4-12.4=0

We add all the numbers together, and all the variables

-1.6w-4=0

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

-1.6w=4

w=4/-1.6

w=-2+0.8/1.6

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