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ICSE Class 9 Answered

3x+14y=5xy 21y-x=2xy Please tell how to do this question in equation reducible to pair of linear equations
Asked by AnujGautam | 06 Jul, 2020, 04:47: PM
answered-by-expert Expert Answer
Divide by xy through out
3/y + 14/x=5

21/x - 1/y=2

now sub 1/x =u and 1/y = v and solve
Answered by Arun | 07 Jul, 2020, 10:58: AM

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