If the total time represented is 24 hours, how many of those hours will be spent going to school?

Which expression is equivalent to the expression shown?

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21

Consider the function f(x)=-5x+3 what is f(-2)