Answer:
No he didnot
Step-by-step explanation:
Average= Sum/Number
=72+89+92=253
=253/3
<h3> =84.3% which is less than 85 %</h3>
56 is the answer cause you use 7*8=56 so i hope that helps
Answer:

Step-by-step explanation:
First, make A equal one by factoring out the greatest common factor, 6. This makes the new expression
. Then, factor the remaining polynomial by finding two numbers that multiply to -90 and add to 1. These two numbers are -10 and 9. So, add each term to x and then multiply to get the final answer,
.