The strings cost $14. you would take the total cost ($72) and subtract the cost of the book ($16) and you would get $56. you would then divide 56 by the number of book bought (4 in all) and you would get $14.
Answer:
C) 84
Step-by-step explanation:
5/40 = 1/8 so your taking it and dividing by 5
Answer:
12a^6b^3 you multiply 4 and 3 to get 12,then you factor out the algebra with the common terms.