Question

The probability of guessing the correct answer to a certain question is

3

. If the probability of not

guessing the correct answer is

5

, then find the value of x.​

Answer 1

Answer:

The letter "x" is often used in algebra to mean a value that is not yet known. It is called a "variable" or sometimes an "unknown". In x + 2 = 7, x is a variable, but we can work out its value if we try!

Answer 2

Answer:

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Step-by-step explanation:

P(E)+P(E)=1

x /+ 5x/3 =1

x/3+5x/3x =1

6x/3=1

2x=1

x= 1/2