9x + 5 = 68
9x = 63
x = 7
Cole put seven books on each shelf.
Answer:
I dont know if I can answer if I don't have more information then the question
Answer:
13,0
Step-by-step explanation:
12=3(x-9)
divide both sides by three
4=x-9
add 9 to both sides
x=13
so, the x intercept is (13,0)