5,3x-3(x-3)=2,1(8-x)+18,6

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Solution for 5,3x-3(x-3)=2,1(8-x)+18,6 equation: 



5.3x-3(x-3)=2.1(8-x)+18.6

We move all terms to the left:

5.3x-3(x-3)-(2.1(8-x)+18.6)=0

We add all the numbers together, and all the variables

5.3x-3(x-3)-(2.1(-1x+8)+18.6)=0

We multiply parentheses

5.3x-3x-(2.1(-1x+8)+18.6)+9=0



We calculate terms in parentheses: -(2.1(-1x+8)+18.6), so:

2.1(-1x+8)+18.6

We multiply parentheses

-2.1x+16.8+18.6

We add all the numbers together, and all the variables

-2.1x+35.4

Back to the equation:

-(-2.1x+35.4)



We add all the numbers together, and all the variables

2.3x-(-2.1x+35.4)+9=0

We get rid of parentheses

2.3x+2.1x-35.4+9=0

We add all the numbers together, and all the variables

4.4x-26.4=0

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

4.4x=26.4

x=26.4/4.4

x=5+1/1

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