1.

F>< l рдиe l W=17 x 20,y #0)

Answer»

1/x+1/y=52/x+3/y=17

Multiply equation 1 with 22/x+2/y=102/x+3/y=17Subtract

(1/y)(2-3)=-171/y=17y=1/17

1/x=5-17=-12x=-1/12

this is answering



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