Three pieces of pipe-cleaner make a triangle. One piece is 10 inches long and another piece is 22 inches long. Determine the range of possible lengths for the 3rd piece of the pipe cleaner.

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.

Of the 304 people who attended a school play, 5/8 were students. how many of the people who attended were students.