.75(x+40)=4+.25(x-8)

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Solution for .75(x+40)=4+.25(x-8) equation: 



.75(x+40)=4+.25(x-8)

We move all terms to the left:

.75(x+40)-(4+.25(x-8))=0

We multiply parentheses

0.75x-(4+.25(x-8))+30=0



We calculate terms in parentheses: -(4+.25(x-8)), so:

4+.25(x-8)

determiningTheFunctionDomain
.25(x-8)+4

We multiply parentheses

0.25x-2+4

We add all the numbers together, and all the variables

0.25x+2

Back to the equation:

-(0.25x+2)



We get rid of parentheses

0.75x-0.25x-2+30=0

We add all the numbers together, and all the variables

0.5x+28=0

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

0.5x=-28

x=-28/0.5

x=-56

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