8(7x+2,2)-5(12x-1,8)-21=12(2x+0,2)-36

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Solution for 8(7x+2,2)-5(12x-1,8)-21=12(2x+0,2)-36 equation: 



8(7x+2.2)-5(12x-1.8)-21=12(2x+0.2)-36

We move all terms to the left:

8(7x+2.2)-5(12x-1.8)-21-(12(2x+0.2)-36)=0

We multiply parentheses

56x-60x-(12(2x+0.2)-36)+17.6+9-21=0



We calculate terms in parentheses: -(12(2x+0.2)-36), so:

12(2x+0.2)-36

We multiply parentheses

24x+2.4-36

We add all the numbers together, and all the variables

24x-33.6

Back to the equation:

-(24x-33.6)



We add all the numbers together, and all the variables

-4x-(24x-33.6)+5.6=0

We get rid of parentheses

-4x-24x+33.6+5.6=0

We add all the numbers together, and all the variables

-28x+39.2=0

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

-28x=-39.2

x=-39.2/-28

x=1+9.3333333333333/23.333333333333

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