exam Maths Puzzle Numerical Ability

Determine whether or not if it can be factored. If not, then state it is prime.
2x^2 + 3x - 5

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exam Other Question

The sum of two Numbers is -2. If twice the smaller number is added to three times the larger, the result is 1. Find the two numbers. Science and medicine. A passenger train can travel 325 mi in the same time a
freight train takes to travel 200 mi. If the speed of the passenger train is 25 mi/h faster than the speed of the freight train, find the speed of each. How do I do this?