Susan sold half of her comic books and then bought 8 more She now has 13. How many did she begin with

A trophy case at Riverside Middle School holds 18 baseball trophies and 24 soccer trophies. All shelves hold the same number of trophies. Only one sport is represented on each shelf.

You have 3 snacks and you give away 1 how many do you have left

How do I solve for x: 2 (x-5) ^2+13=31

A student has a container with a volume of 1.5 liters. She estimates the volume to be 2.1 liters. By what percent is the student's estimate off? (Round to the nearest percent as needed.)

What is not a factor of 84

If a=3and b=4 whats 3a + 4b

Melissa has 56 pens and 37 more pencils than pens. How many pencils did Melissa have?

Sequence of 2,4,7,17,33 what is the next term after 33

Solve the inequality 4x+6<6x-8

When does a parabola open upward