Answer: each pen costed him 2 dollars
Explanation: 24 - 10 = 14
14 / 7 = 2 $ per each pen
Answer:
It C just trust me I swear
Answer:
8
Step-by-step explanation:
9-8=1
1x8=8
If you can buy [email protected] you must have at least 8(61)=488 cents
We get 488/75 = 6.50666... So at 75 cents a pop, you can buy 6 and have some change left over.
Answer: 6
Step-by-step explanation:
3 + 3(k + 3) = 6(k - 2) + 9
3 + 3k + 9 = 6k - 12 + 9
12 + 12 - 9 = 6k - 3k
15 = 3k
k = 15/3
k = 5