43=5(4-2r)-4(r+1)

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Solution for 43=5(4-2r)-4(r+1) equation: 



43=5(4-2r)-4(r+1)

We move all terms to the left:

43-(5(4-2r)-4(r+1))=0

We add all the numbers together, and all the variables

-(5(-2r+4)-4(r+1))+43=0



We calculate terms in parentheses: -(5(-2r+4)-4(r+1)), so:

5(-2r+4)-4(r+1)

We multiply parentheses

-10r-4r+20-4

We add all the numbers together, and all the variables

-14r+16

Back to the equation:

-(-14r+16)



We get rid of parentheses

14r-16+43=0

We add all the numbers together, and all the variables

14r+27=0

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

14r=-27

r=-27/14

r=-1+13/14

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