Answer:
she has hdu 7match the inequalities with the graphs
If alonzo is x then the equation is
x + (x +3) + 2(x + 3) = 57
Which equals
x + x + 3 + 2x + 6 = 57
4x + 9 = 57
4x = 48
x = 12
This means alonzo is 12 years old and alexis is 3 years older so alexis is 15 years old
Answer = 15 years old
Answer:
The standard deviation of the sample mean is
Step-by-step explanation:
From the question we are told that
The mean is
The standard deviation is
The sample size is
Generally the standard deviation of the sample mean is mathematically represented as
substituting values
Answer:
93.5
Step-by-step explanation:
55 multiply
<u>1.7</u>
385 ≥ add 385 and 550
<u>550</u>
935 and get 935
Hope this helped you!! i tried to label it the best i could.