-1,4(2-5x)=15(7x+12,2)

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Solution for -1,4(2-5x)=15(7x+12,2) equation: 



-1.4(2-5x)=15(7x+12.2)

We move all terms to the left:

-1.4(2-5x)-(15(7x+12.2))=0

We add all the numbers together, and all the variables

-1.4(-5x+2)-(15(7x+12.2))=0

We multiply parentheses

7x-(15(7x+12.2))-2.8=0



We calculate terms in parentheses: -(15(7x+12.2)), so:

15(7x+12.2)

We multiply parentheses

105x+183

Back to the equation:

-(105x+183)



We get rid of parentheses

7x-105x-183-2.8=0

We add all the numbers together, and all the variables

-98x-185.8=0

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

-98x=185.8

x=185.8/-98

x=-1+48.777777777777/54.444444444444

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