Answer:
10+2x
the tree would be 40 feet tall in 15 years.
16. 4 (9*4=36)
17. 6 (6*11=66)
18. 8 (10*8=80)
19. 9 (9*5=45)
20. 48 (4*12=48)
21. 13 (13*2=26)
Answer: 3(x)≥15 →x≥5
Step-by-step explanation:
Set it up with x as the number of days. Then multiply that by 3, so that you get 3(x). This will show that for an x amount of days, you ran 3 miles. then set it to MORE THAN or EQUAL TO 15. Then divide both sides by 3, and you get the above answer.
Answer:
its all sides are equal and diagonal make 90° angle.
so, the answer option c.
Answer:
The answer is B. I plugged it into a graphing calculator. Hope this helped :)
Step-by-step explanation: