38.2-3(r-7)-7r=4(r-2)+8

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Solution for 38.2-3(r-7)-7r=4(r-2)+8 equation: 



38.2-3(r-7)-7r=4(r-2)+8

We move all terms to the left:

38.2-3(r-7)-7r-(4(r-2)+8)=0

We add all the numbers together, and all the variables

-7r-3(r-7)-(4(r-2)+8)+38.2=0

We multiply parentheses

-7r-3r-(4(r-2)+8)+21+38.2=0



We calculate terms in parentheses: -(4(r-2)+8), so:

4(r-2)+8

We multiply parentheses

4r-8+8

We add all the numbers together, and all the variables

4r

Back to the equation:

-(4r)



We add all the numbers together, and all the variables

-14r+59.2=0

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

-14r=-59.2

r=-59.2/-14

r=4+2.6666666666667/11.666666666667

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