Answer:
5
Step-by-step explanation:
Mode is which number occurs most, and in this set of data, 5 occurs two times.
Answer:
36 years old (jim)
Step-by-step explanation:
looks like a good ol' word problem!
first, if you don't know what to do, always assign variables
Jim's age: x+9
June's age: x
Alex's age: x-8
we know the sum of their ages which is 82
so, x+9+x+x-8=82
simplify
3x+1=82
3x=81
x=27, but we're not done yet
Now we know x
jim: 36
june: 27
Alex: 21
so the oldest is jim at 36
8 students practiced for 15 minutes or more
Answer:
Raise 9 to the power of 11.
= 31381059609
Step-by-step explanation:
3(4x - 2) = 30
12x - 6 = 30 <em>distributed 3 on the left side</em>
<u> +6 </u> <u>+6 </u>
12x = 36
x = 3
Answer: x = 3
