Answer:
4.10.99
Step-by-step explanation:
3.14 * 3.5
Answer:
No, the student is not correct. The correct expression is 9(n+13).
Step-by-step explanation:
"9 times the sum of a number and 13" means you must multiply 9 by the sum, not just by the number. 9n + 13 would be "the sum of 9 times a number and 13." Slightly different wording.
Answer:
4.5 meters per second
Step-by-step explanation:
30/6.6 = 4.5
Assuming 30 is the meters and 6.6 is the seconds
Answer: r=3v/2nh
Step-by-step explanation:
Answer:
a
Step-by-step explanation:
28/7=4
24/8=3
