7(1-5r)=7-4r

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Solution for 7(1-5r)=7-4r equation: 



7(1-5r)=7-4r

We move all terms to the left:

7(1-5r)-(7-4r)=0

We add all the numbers together, and all the variables

7(-5r+1)-(-4r+7)=0

We multiply parentheses

-35r-(-4r+7)+7=0

We get rid of parentheses

-35r+4r-7+7=0

We add all the numbers together, and all the variables

-31r=0

r=0/-31

r=0

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