devin used 3 and 3/4 gallons of gas on Saturday and 2 and 7/8 on Sunday. how many gallons of gas did he use on the two days combined?

Evaluate x-2 for x=8

The sum of two numbers is 24. Their difference is 15. What are the two numbers?

What number should be added to the expression x2+6x to change it into a perfect square trinomial? A. 3 B. 6 C. 9 D. 12

Circle the correct term that makes the sentence true. The (greatest, least) of common factors of two or more numbers is the (greatest, least) common factor of the numbers.

A student ID number is a letter of the alphabet followed by 2 digits. How many different IDs are possible if the digits can be repeated?

Joel made some muffins. He gave 1/4 of the muffin to a neighbor. He took 3/8of the muffins to school. what fraction of the muffins is left?

Simplify the expression: -12u + 12u + 8

What does the line y = 5 look like?

If you transform y = 2x^2 into y = 10x^2, which option below describes the effect of this transformation on the graph of the quadratic function along the y-axis?

Elizabeth is going to flip a fair coin100 times. What is the best prediction for the number of times that the coin will land tails up?