Answer:
A) 2.5
Step-by-step explanation:
20/8 = 2.5
Step-by-step explanation:
Based off of the fitted line, we obtain expected values, given an input. If the input is 0 minutes remaining (meaning a student turns in a test with no time remaining), the expected value of their exam score is 87.
Answer:
x=7
7-4=3
7+2=9
Step-by-step explanation:
Triangle ABE and Triangle CDB are similar
4*3=12
ABE is 3 times bigger than CDB
3(x-4)=x+2
3x-12=x+2
2x-12=2
2x=14
x=7
7-4=3
7+2=9
276-195=81
So the answer is 81
Answer:
20
Step-by-step explanation:
The answer will be 20 because you are doubling from both sides.