What is the probability that a student who is not in band plays an instrument?
Band Not in band Total
20
25
Play instrument
Don't play instrument
Total
0
25
25
20
30
50

Can you please write it another way because it is kind of confusing the way you have written it

Step-by-step explanation:

answer: 819.89 miles across america

step-by-step explanation:

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!