4(r+5)=6(r-5)

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



4(r+5)=6(r-5)

We move all terms to the left:

4(r+5)-(6(r-5))=0

We multiply parentheses

4r-(6(r-5))+20=0



We calculate terms in parentheses: -(6(r-5)), so:

6(r-5)

We multiply parentheses

6r-30

Back to the equation:

-(6r-30)



We get rid of parentheses

4r-6r+30+20=0

We add all the numbers together, and all the variables

-2r+50=0

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

-2r=-50

r=-50/-2

r=+25

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