Challenge A family wants to rent a car to go on vacation. Company A charges $45.50 and 9¢ per mile. Company B charges $75.50 and 14¢ per mile. How much more does Company B
charge for x miles than Company A?

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The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

How to write four times a number,minus 6,is equal to theee times the number+8 as an equqtion