Answer:
x=13
Step-by-step explanation:
First, you add the x's together: 2x+x=3x
Now you have:3x-1=38
Add 1 to both sides: 3x=39
1 cancel on the left side of the equation
Divide 3 on both sides: x=39/3
3 cancels on the left side and 39 divided by 3 is 13:
x=13
Hope this helps!
Answer:
The value is
Step-by-step explanation:
From the question we are told that
The number of light produced in an hour is n = 922
The proportion of the bulb that are defective is p = 0.0334
Generally given from the question that we should use binomial distribution it then means that the standard deviation is mathematically evaluated as

=> 
=>
Answer:
t + 12 = s
Step-by-step explanation:
t (Megan's trophies) + 12 = s (Sebastian's trophies)
Answer:
exact form:34/3
decimal form:11.3333333333
mixed number form: 11 1/3
Step-by-step explanation: