Which expression represents "4 less than the product of 2 and a number,
e"?

2e-4

Step-by-step explanation:

4 is less than...

So that means that your fist number will be 2 and you could already take out the addition expressions...

That means that your left with 2 expressions...

2e-4!

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