-5.5(r+10)+7.6=10(r-1.1)+4.2

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Solution for -5.5(r+10)+7.6=10(r-1.1)+4.2 equation: 



-5.5(r+10)+7.6=10(r-1.1)+4.2

We move all terms to the left:

-5.5(r+10)+7.6-(10(r-1.1)+4.2)=0

We multiply parentheses

-5.5r-(10(r-1.1)+4.2)-55+7.6=0



We calculate terms in parentheses: -(10(r-1.1)+4.2), so:

10(r-1.1)+4.2

We multiply parentheses

10r-11+4.2

We add all the numbers together, and all the variables

10r-6.8

Back to the equation:

-(10r-6.8)



We add all the numbers together, and all the variables

-5.5r-(10r-6.8)-47.4=0

We get rid of parentheses

-5.5r-10r+6.8-47.4=0

We add all the numbers together, and all the variables

-15.5r-40.6=0

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

-15.5r=40.6

r=40.6/-15.5

r=-2+2.66666666667/4.30555555556

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