The mean age of 5 women in an office is 35 years old. The mean age of 5 men in an office is 24 years old.
What is the mean age (nearest year) of all the people in the office?

Which system of linear inequalities is graphed? can somebody pleasssse

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.

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y