Which expression has the same value as the one below? 8 + [4 + (–9)] 12 + (–9) –12 + 9 –4 + (–9) 4 + (–9)

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

Aschool had an election where the candidates received votes in the ratio 1: 2: 3. if the winning candidate received 210 votes, how many total people voted in the election?

What is the slope of the line that contains the points (-5, 6) and (14. - 7)?