exam Maths Puzzle Numerical Ability

solve by any method you prefer.

2x^2 + 12x = -18

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exam Other Question

A reeces big cup has a diameter of 2 inches and 0.8 inches. a reese's bar has dimensions 4 inches by 0.8 inches by 0.5 inches. using approzimations, which candy has more peanut but graph the solution set;
2x+4ygreater than or equal to 8

x+y less than or equal to 3