Answer:
13/35
Step-by-step explanation:
13 students choose football.
31 students choose tennis.
this leaves 26 students that chose running.
probability of choosing running is 26/70 = 13/35
Answer:
n=-1
Step-by-step explanation:
3n-5=-8(6+5n)
3n-5=-48-40n
add 40n to both sides
43n-5=-48
n=-1
Step-by-step explanation:
Answer: 
f(3)
Put the value of x = 3 to the equation of the function

Answer:
- 28
Step-by-step explanation:
Determinant of matrix J is
- 2(5) - 3(6) = - 28
The answer is 630.5. What you’d need to do to solve the problem is multiply 3% (0.03) by 650 and you’d end up getting 19.5. Subtract the number you got (19.5) from 650, and you’ll end up with your answer.