Well 13 /3 = 4.3333, that sure the cost for one book and the rate. so if he bought 12 books at the same rate, then its 12*4.33333. which equals 52 dollars
Combine like terms.
2x + 6 + 6x - 1
8x + 5
Answer:
A hope this helps
Step-by-step explanation:
hopes this helps bye