2(5r+8)=4(6r+9)

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Solution for 2(5r+8)=4(6r+9) equation: 



2(5r+8)=4(6r+9)

We move all terms to the left:

2(5r+8)-(4(6r+9))=0

We multiply parentheses

10r-(4(6r+9))+16=0



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

4(6r+9)

We multiply parentheses

24r+36

Back to the equation:

-(24r+36)



We get rid of parentheses

10r-24r-36+16=0

We add all the numbers together, and all the variables

-14r-20=0

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

-14r=20

r=20/-14

r=-1+3/7

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