While shopping for clothes, Tracy spent $43 less than two times what Daniel spent. Tracy spent $23. Which equation can be used to find out how much Daniel spent? a 2x + 43 = 23

b 43 - 2x = 23

c 43 + 2x = 23

d 2x - 43 = 23

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air