Problema Solution

If A+B=45 & 1/A + 1/B = 10 Then find A & B

Answer provided by our tutors

If A+B=45 & 1/A + 1/B = 10 Then find A & B

A=45-B

B/AB + A/AB = 10

(A+B)/AB = 10

45/ (45B-B2)=10

45=450B-10B2

10B2-450B+45=0

B=44.8998, then A = 0.1002

B=0.1002, then A=44.8998