Solve for x and y, when x ≠ ± y, 30/(x-y) + 44/(x+y) = 10 ,40/(x-y) + 55/(x+y) = 13
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×/(×+y)=6 // this statement is already given in the
question
= (×+y-y)/ (×+y) = 6 // this statement adds and
subtract y from the numerator so that we get the
form y/(×+y) on one side
= 1 - y/ (×-y) =6 // this step groups (( ×+y)/ (×+y) - y/(×+y))
= y/ (×+y) = -5
question
= (×+y-y)/ (×+y) = 6 // this statement adds and
subtract y from the numerator so that we get the
form y/(×+y) on one side
= 1 - y/ (×-y) =6 // this step groups (( ×+y)/ (×+y) - y/(×+y))
= y/ (×+y) = -5
praghalbha:
it's great, thanks.
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refer to the attachment
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