Firstly, subtract 9 on both sides: 
Next, add 0.5 on both sides: 
Next, divide both sides by 4 and <u>your answer will be
</u>
Answer:
(2, 12)
Step-by-step explanation:
You do it by adding
2 and 0.
4 and 8.
If it is on sale for 15%, then you are paying 85% (100-15) of the original price.
To find 85% of 850, you do 850*.85 to get $722.50
Hope this helps
Answer:14
Step-by-step explanation: