-4(x+5)=1.66(3x-12)

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Solution for -4(x+5)=1.66(3x-12) equation: 



-4(x+5)=1.66(3x-12)

We move all terms to the left:

-4(x+5)-(1.66(3x-12))=0

We multiply parentheses

-4x-(1.66(3x-12))-20=0



We calculate terms in parentheses: -(1.66(3x-12)), so:

1.66(3x-12)

We multiply parentheses

4.98x-19.92

Back to the equation:

-(4.98x-19.92)



We get rid of parentheses

-4x-4.98x+19.92-20=0

We add all the numbers together, and all the variables

-8.98x-0.079999999999998=0

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

-8.98x=0.079999999999998

x=0.079999999999998/-8.98

x=-0.079999999999998/8.98

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