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 3 years ago
1 over (b  1) + 3 over (1  b)
can someone explain how to do this problem please? :)
 3 years ago
1 over (b  1) + 3 over (1  b) can someone explain how to do this problem please? :)

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MarinaDL
 3 years ago
Best ResponseYou've already chosen the best response.1Multiply the second fraction by 1/(1) Then you will have 2 fractions with the same denominator and you can add numerators (13)/(b1)=2/(b1) or 2/(1b)

mathTalk
 3 years ago
Best ResponseYou've already chosen the best response.11/(b1) + 3/(1b) =1/(b1)  3/(b1) = 2/(b1)
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