The perimeter of a game piece is 31 centimeters. What is the missing side length?

True or false the solution set of 2x+5 = x - 3 is {-8}

Dennis takes care of private swimming pools. He charges $50 to travel to a home and then $35 per hour. The equation t = 50 + 35h models the total charge t for h hours of service.

What is absolute value of 7/10

David was given two coins. One coin is twice the value of the other. Which statement is not true David was given $0.75. David was given $0.26. One coin is smaller in size than the other David was given $0.15.

A car is traveling at a speed of 70 mph. The car slows down 10 mph to 60 mph. Which number is the additive inverse of the car's speed? A - (-10) B - (-60) C - (-70) D - (10)

Tyler is 5 years younger than three times his cousin Lejla's age. Tyler is 40 years old. Let l represent Lejla's age.

14. a. Find the prime factorization of 180. b. Explain why every natural number with a zero in the ones place is a composite number.

What is the amount of carpet needed in square yards if the room is 12 feet x 15 feet?

Jessie wants to save the same amount of money each week for a trip. He needs 3,060. if the trip is 36 weeks away, how muchmoney should Jessie save each week?

I'm gonna buy a shirt on sale that was 20% less than it's original price. The original price was five dollars more than the sale price what was the original price?