Simply, please. cuz i cant get it myself. lol

21x + 28

Step-by-step explanation:

open the bracket

=21x + 4

well there might me an answer either u can put 21x +28 or 14x, but go with 21x + 28

Step-by-step explanation:

you multiply 3x time 7 and 4 times 7 since u cant add 3x plus 4 and to separate it to get a simpler expression

560

step-by-step explanation:

giggidy

(1, –1), (16, –4), (36, –6)

step-by-step explanation:

given that the function is

this can also be written as

we have to graph this function and check which list of points lie on the graph

see attachment for graph:

we find that the points lying are (1,-1) (16,-4) and (36,-6)

since square root is there we find that x can only be posiitve but y can be since square root both positive and negative.