<h3>It'd be C. To find mean, you first add all the terms, than divide by how many terms there were. 12+8+7+10+8+8+10=63, and there are 7 terms, so 63÷7=9.</h3>
If u use a calculator the answer would be zero
9(x^2 -16y^2) that is the answer
£99. semoga membantu maksih
Answer:
3/4
hope this helps
have a good day :)
Step-by-step explanation: