-4(1-4r)-r=2(-2+7r)

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Solution for -4(1-4r)-r=2(-2+7r) equation: 



-4(1-4r)-r=2(-2+7r)

We move all terms to the left:

-4(1-4r)-r-(2(-2+7r))=0

We add all the numbers together, and all the variables

-4(-4r+1)-r-(2(7r-2))=0

We add all the numbers together, and all the variables

-1r-4(-4r+1)-(2(7r-2))=0

We multiply parentheses

-1r+16r-(2(7r-2))-4=0



We calculate terms in parentheses: -(2(7r-2)), so:

2(7r-2)

We multiply parentheses

14r-4

Back to the equation:

-(14r-4)



We add all the numbers together, and all the variables

15r-(14r-4)-4=0

We get rid of parentheses

15r-14r+4-4=0

We add all the numbers together, and all the variables

r=0

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