7-5r=8+6(9-4r)

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Solution for 7-5r=8+6(9-4r) equation: 



7-5r=8+6(9-4r)

We move all terms to the left:

7-5r-(8+6(9-4r))=0

We add all the numbers together, and all the variables

-5r-(8+6(-4r+9))+7=0



We calculate terms in parentheses: -(8+6(-4r+9)), so:

8+6(-4r+9)

determiningTheFunctionDomain
6(-4r+9)+8

We multiply parentheses

-24r+54+8

We add all the numbers together, and all the variables

-24r+62

Back to the equation:

-(-24r+62)



We get rid of parentheses

-5r+24r-62+7=0

We add all the numbers together, and all the variables

19r-55=0

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

19r=55

r=55/19

r=2+17/19

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