Combine any like terms in the expression. If there are no like terms, rewrite the expression. 49r² s+42r² s+28r² s–41r² s

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

Fran has 7 sheets of paper for a coloring project. if she only uses 1/3of a sheet of paper per draing how many drawings can ahe make?