The variable y varies directly as x. When x = 20, y = 12. What is the value of y when x = 15?

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re

Robin spent 25% more time on his research project than he had planned he’s been an extra h ours on the project which of the following expressions could represent the number of hours rob actually spent on the project