exam Maths Puzzle Numerical Ability

how do you solve -2x=2y+5

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exam Other Question

simplify each complex fraction; 1/x divided by 1-1/x-2 = If chocolate is 8.49 per pound and caramel is 3.65 per pound, how many pounds of each would you need to end up with 2.5 lbs of cany at an average cost of $5.50 per pound?