Ruben bought 6 comic books for $21. what was the cost for 1 comic book ?

$3.50 if they all equal the same amount.

Step-by-step explanation:

If six comic books are bought with $21, and we assume they are all the same amount of money, we would simply divide our cost ($21) by our quantity (6).

21/6 = 3.5

Therefore, the cost of one comic book equals $3.50.

Step-by-step explanation:

3.50

do you mean add both of the equations together

because if you do the answer is 10x-5

step-by-step explanation:

days of the week

step-by-step explanation:

javier earned more money then kyle, so that won't always be a constant term, but the days of the week do not change so that term is always constant.

edit: i meant