Solve for X Please show your work.
(x+3)/(x^2-9)=(2x+7)/(x^2+2x-15)

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Which expression converts 45 degree to radians

You work in a hospital that has 9 floors. you need to see 3 patients on each floor. how many patients do you need to see in all?

△abc is similar to △xyz. also, side ab measures 6 cm, side bc measures 18 cm, and side xy measures 12 cm. what is the measure of side yz ? enter your answer in the box.