exam Maths Puzzle Numerical Ability

x - y = -5
x + 2y = -4

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exam Other Question

This is not in the textbook and I would like to have an answer in the next 20 minutes to this problem: What is the x,y intercept, what is the domain and range, and is this a horizo Solve: -3[(-2^0-3^0-2)(-3^0)-2^2]-|3-2|