48=4(-5r+3)+2(1-7r)

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Solution for 48=4(-5r+3)+2(1-7r) equation: 



48=4(-5r+3)+2(1-7r)

We move all terms to the left:

48-(4(-5r+3)+2(1-7r))=0

We add all the numbers together, and all the variables

-(4(-5r+3)+2(-7r+1))+48=0



We calculate terms in parentheses: -(4(-5r+3)+2(-7r+1)), so:

4(-5r+3)+2(-7r+1)

We multiply parentheses

-20r-14r+12+2

We add all the numbers together, and all the variables

-34r+14

Back to the equation:

-(-34r+14)



We get rid of parentheses

34r-14+48=0

We add all the numbers together, and all the variables

34r+34=0

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

34r=-34

r=-34/34

r=-1

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