Answer:
5
Step-by-step explanation:
3 is half of 6, so since half of 10 is 5 I'd say 5.
I hope this helped <3
Lol just doing this so I could answer a question
Answer: 
Step-by-step explanation:
Let A = he known the answer then A' = he guess the answer.
B = he answered it correctly
As per given , we have



By Bayes theorem , we have

The probability that the student knows the answer given that he answered it correctly is
.
4x - 3 = -x - 13
4x + x = -13 + 3
5x = -10
x = -10/5
x = -2
y = 4x - 3
y = 4(-2) - 3
y = -8 - 3
y = -11
solution is (-2,-11)
Graph A because the slope and y intercept is correct on that graph