The sum of m and 3 divided by the difference of m minus 3

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared

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?

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i