exam Maths Puzzle Numerical Ability

Please find X and Y: 2X + 3Y = 16, 5X - 3Y = 44.

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exam Other Question

Please help.
Use the ac test to determine which of the following trinomials can be factored. Find the values of m and n for each trinomial that can be factored.
x^2 - 3x + 7 Using the quadratic formula, find the two values for x that solve this qudratic equation:

x(with 2 exponent) + 2x - = 0