Andrew needs x dollars for a snack. scott needs 2 more dollars than andrew, but nick only needs half as many dollars as andrew. altogether they need $17 to pay for their snacks. how many dollars does nick need?
so much! happy halloween!

answer:  

step-by-step explanation:

odd numbers are only divisible by 1 and itself.

even numbers are divisible by more than 1 and itself.

for example 6 is even because it is divisible by more than 1 and its self. 1 x 6= 6 ; 2 x 3= 6

and 7 is odd because only 7 x 1 equals seveb