exam Maths Puzzle Numerical Ability

solve the equation:x-3-sq.root of x+2=0.thank you.

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exam Other Question

one car travels 50 miles per hour and another one travels 55 miles per hour. if they start from the same place at the same time and travel in the same direction, after how many hours will the faster car be 35 miles ahead of the slower car? The sum of the reciprocals of two consecutive odd integers is 16 times the reciprocal of their product. Find these integers.