-40=5(1+6r)+3(r+4)

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Solution for -40=5(1+6r)+3(r+4) equation: 



-40=5(1+6r)+3(r+4)

We move all terms to the left:

-40-(5(1+6r)+3(r+4))=0

We add all the numbers together, and all the variables

-(5(6r+1)+3(r+4))-40=0



We calculate terms in parentheses: -(5(6r+1)+3(r+4)), so:

5(6r+1)+3(r+4)

We multiply parentheses

30r+3r+5+12

We add all the numbers together, and all the variables

33r+17

Back to the equation:

-(33r+17)



We get rid of parentheses

-33r-17-40=0

We add all the numbers together, and all the variables

-33r-57=0

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

-33r=57

r=57/-33

r=-1+8/11

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