Slove by elimination method
2/x+5/y=5/6and 3/x+4/y=9/10
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Answer:
x = 20
Step-by-step explanation:
Given, 2/x + 5/y = 5/6
and 3/x + 4/y =9/10
=>1/x = (5/6 - 5/y)1/2
Putting the value in second equation.
=> 3 (5/6 - 5/y) 1/2 = 9/10
=> 5/6 - 5/y = 3/5
=> 1/6 - 1/y = 3/25
=> 1/y = 1/6 - 3/25
=> y = 75/11
putting values of y in equation 1
x= 20
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