exam Maths Puzzle Numerical Ability

How do you subtract this rational expression: 7/x-5 - 2+x/x-5? whats the answer?

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exam Other Question

The maximum value of z = 20x + 8y subject to:

3x + y ≤ 24
6x + 4y ≤ 66
x ≥ 0, y ≥ 0

a. 220
b. 160
c. 172
d. 132 The portion of the company's fixed costs allotted to this product is $300, and the supplier's cost for a set of tile is $6 each. Let x represent the number of tile sets. If b repre