A repairman charges $20 for a house call and $40 per hour. Write an algebraic expression to represent the situation.

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

The table shows the height in feet of several students in miss patel’s class