Alfie thinks of a number. He adds 528 to his number, then subtracts 782 and gets 495.
What was his original number?

25 ! the line of best fit is h = 5a + 86. predict the height at age 16.

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11