I believe the answer to this is correct and i believe he did this by adding(i think)
The value of 7 is in the hundreds place
Answer:
1. x=3
2. x=2
3. 0 i think
4. y=6
5. x=7/5
Bonus: k=6
Step-by-step explanation:
combine like terms
10 books cost $30. To figure it out, it's just 3 times the number of books. XD
