Use your math skills to find the value of each symbol and the
in the puzzle below:

What are the sotions to the quadratic equation 9x^2=4

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

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.