Answer:
$3/book
Step-by-step explanation:
cost per book means divide the price of all the books by the number of books
$15/(5 books) = $3/book
Answer:
Step-by-step explanation:
what do u mean
Answer:
x=6,-5
Step-by-step explanation:
x^2-x-30=0
(x+5)(x-6)=0
x+5=0, Subtract 5
x=-5
x-6=0, Add 6
x=6
Let me do the work right now and then I’ll let you know