Answer:

Step-by-step explanation:
Given, value of y = 4
To find : Value of x

plug the value of y

Multiply the numbers : 4 and 4

Move 16 to right hand side and change it's sign

Add the numbers : 65 and 16

Divide both sides by 3

Calculate

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Answer:
y=45+5
=50
Step-by-step explanation:
Answer:
0.0278 is the probability
Step-by-step explanation:
Okay, here we want to find the probability of 5 successes
The best way to go about this is by using the Bernoulli trial
So is p = probability of success = 0.51
Then q = probability of failure = 1-0.51 = 0.49
Mathematically, the Bernoulli approximation for k = 5 out of n = 18 is set up as follows;
P(k = 5) = nCk • p^k • q^(n-k)
P(k = 5) = 18C5 * 0.51^5 * 0.49^13
P(k = 5) = 0.027751047366 which is 0.0278 to 4 decimal places
1.) y = 1/2x - 1 is F
2.) y = -1/2 + 1 is C
3.) y = 1/2x + 1 is E
4.) y = -2x - 1 is A
5.) y = 2x - 1 is B
6.) y = -1/2x - 1 is D