1
3
6
10
15
a)
What is the name given to these numbers?

assuming you mean addition: addition and subtraction are reverse operations.

step-by-step explanation:

i hope this is what you were looking for.

see attached graph

a)(x-2)^2+(y-1)^2=9

step-by-step explanation:

(picture explains)

if farmer matt works for 8 hours a day, how many days will it take him to completely plant 12 rows of crops? each batch of cookies needs 3/4 cups of sugar.

step-by-step explanation: