for which points is the sum of their x- and y-coordinates greater than 4 [for example, (5, 2) since 5 + 2 = 7, or (–3, 9) since –3 + 9 = 6]?
a.
e, x, z
b.
z, e
c.
x, l
d.
d, l

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%

Helena lost her marbles. but then she found them and put them in 44 bags with mm marbles in each bag. she had 33 marbles left over that didn't fit in the bags.