Question: 9. If 2x + 3y = a and -x + 5y = 6b, express x and y in terms of a and b. 10. If

9. If 2x + 3y = a and -x + 5y

= 6b, express x and y in terms of a and b.

9. If 2x + 3y = a and -x + 5y = 6b, express x and y in terms of a and b. 10. If x = 2 ~z, x - y = d, and y - Z = b, show that d = b WII +

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