The sum of two consecutive integers integers is 57 if xis the first integer, write and solve both numbers what are the two numbers

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?

If my mom gets $13.05 an hour, and she works from 3: 30 to 10: 45 in the morning, how much money does my mom make?

Which of the following circles have their centers on the x-axis? check all that apply.