4(2r-5)=5r+4

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Solution for 4(2r-5)=5r+4 equation: 



4(2r-5)=5r+4

We move all terms to the left:

4(2r-5)-(5r+4)=0

We multiply parentheses

8r-(5r+4)-20=0

We get rid of parentheses

8r-5r-4-20=0

We add all the numbers together, and all the variables

3r-24=0

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

3r=24

r=24/3

r=8

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