sarahmackenzie sarahmackenzie
  • 20-02-2015
  • Mathematics
Answered

If a+ar =b+r the value of an item of b and r can be expressed as
A) 1+b
over
r+b
B) b/r +1

C) 1+b
over
r
D) b+r
over
1+r

Please help ???



Answer :

konrad509
konrad509 konrad509
  • 20-02-2015
[tex]a+ar=b+r\\ a(1+r)=b+r\\ a=\dfrac{b+r}{1+r}[/tex]
Answer Link

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