Answer:
4/5
Step-by-step explanation:
sohcahtoa meaning sin is opposite over hypotenuse
Average = Mean
Mean → Add all the numbers and divide by how many there are
3 + 9 + 14 + 5 + 8 + 12 + 7 = 58
There are 7 numbers.
58 ÷ 7 = 8.3
Answer = 8.3
Hope this helped :)
Answer:
5x - 9
Step-by-step explanation:
2x -(-3x + 9)
2x + 3x - 9) DISTRIBUTE -1
5x - 9 COMBINE LIKE TERMS
729 because all you do is multiply the previous number by -3