The sum of a number and 48 is -18. create an equation, solve it, and then tell, what that number

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.

Layla answer 21 of the 25 questions on his history test correctly.what decimal represents the fraction of problem he answer incorrectly.

Show all work to identify the discontinuity and zero of the function f of x equals 6 x over quantity x squared minus 36