18.75÷5=3.75
12.75÷3=4.2
The pack of 5 books has the lower cost per book
It is the third option: {1, 2, 3}
Answer:
y=-x+5 the y intercept is 5 and the slope is -1
Step-by-step explanation:
Answer:
The expression will be simplified into 
Step-by-step explanation:
It's like addition, when you multiply exponents that are on the same bases as each other.