Three consecutive integers have a sum of –21. Which equation can be used to find the value of the three numbers? x + x + x = negative 21
x + 2 x + 3 x = negative 21
x + (x + 1) + (x + 2) = negative 21
x + (x + 2) + (x + 4) = negative 21

Traffic on saturday, it took ms. torres 24 minutes to drive 20 miles from her home to her office. during friday's rush hour, it took 75 minutes to drive the same distance. a. what was ms. torres's average speed in miles per hour on saturday? b. what was her average speed in miles per hour on friday?

The poll report includes a table titled, “americans using cash now versus five years ago, by age.” the age intervals are not equal. why do you think the gallup organization chose the age intervals of 23–34, 35–54, and 55+ to display these results?

Which angle is the smallest? also give me an explanation so i can complete it to other questions as well, : )