Question

20. It is given that y is inversely proportional to x. When x=a, y=8; when x=b, y=10.
(a) Find a:b.
it's 5:4 but I don't know how to do the remaining
(b) (i) Express a-b in terms of b.
(ii) Find the value of y when x=a-b

Answer 1

Answer:

X=a-b

=a-b=X

Step-by-step explanation:

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