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ICSE Class 9 Answered

algebra question 15
Asked by praveensaxena2009 | 28 May, 2022, 03:17: PM
Expert Answer
5x - 9 = 1/y
x + 1/y = 3
5 straight x minus 1 over straight y equals 9 space space... space left parenthesis straight i right parenthesis
straight x plus 1 over straight y equals 3 space... space left parenthesis ii right parenthesis
Adding space left parenthesis straight i right parenthesis space and space left parenthesis ii right parenthesis comma space we space get
6 straight x space equals space 12
straight i. straight e. space straight x space equals space 2
Putting space straight x space equals space 2 space in space left parenthesis ii right parenthesis comma space we space get
2 plus 1 over straight y equals 3
1 over straight y equals 1
straight y equals 1
Answered by Renu Varma | 29 May, 2022, 07:42: PM
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