Answer:
21
Step-by-step explanation:
Add all of the numbers together then divide by 5
Answer:
Step-by-step explanation: you answered the question
Answer:

Step-by-step explanation:
<u>Step 1: Combine on the right side
</u>


<u>Step 2: Divide both sides by 90
</u>



Answer: 
Answer:
(
2
x
−
7
)
(
2
x
+
1
)
Step-by-step explanation: