The answer should be z = 10
Answer:
do you have a picture
Step-by-step explanation:
instructions uncleat
Answer: A
Step-by-step explanation:
The product is a bit less than the estimate. In fact, 7.69 is less than 8, and if you start with an equality, i.e.

you can multiply both sides by a positive number, and the inequality will still hold:

Answer:
x>9 and x<11
Step-by-step explanation: