Answer:
Mean
Step-by-step explanation:
Adding up and dividing to find the mean.
We simply add up all of the individual grades, get the total, and then divide by the number of students in the class.
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Answer:
f(4) =22
Step-by-step explanation:
f(x)=3x+10
Let x=4
f(4)=3*4+10
Multiply
f(4) =12+10
Add
f(4) =22
Answer:
The answer is C. Because I guessed and need points to ask other ppl...
Answer:
30 and 6
Explanation:
Let the numbers be x and y. Then
<span>x+y=36</span>
<span>x−y=24</span>
Adding the two equations together gives
<span>2x=60</span>
<span>∴x=30</span>
Substituting this back into either of the equations gives <span>y=<span>6</span></span>
