2(5x+8)=6x+20
10x+16=6x+20
4x+16=20
4x=4
x=1
-9(3z + 7)
distribute -9 to both 3z and 7
-27z - 63
-27z - 63 is your answer
hope this helps
F and D is the answer
hope this helps
have a good day
Answer:
The cost of the paper book= $12
Step-by-step explanation:
Hardcover books costs $21
But paper book cost only a fraction of the hardcover book.
The paper book cost 4/7 of the hardcover book.
The cost of paper book= 4/7* paper book
The cost of paper book = 4/7*$21
The cost of the paper book= 4*3
The cost of the paper book= $12
Your correct it’s the first one
