The answer is going to be 8x+29
Answer: 19.77%
Step-by-step explanation:
Given: Mean : 
Standard deviation : 
The formula to calculate z-score is given by :_

For x= 80, we have

The P-value = 
In percent , 
Hence, the approximate percentage of the test scores during the past year exceeded 80 =19.77%
Answer:
Ok
A. 33x - 14
B. 18x - 10
C. a - 20
D. 40a + 5
E. 5n - 24
F. - 16n + 37
G. -7x + 12
H. 15x + 28
I. - 7a +24
J. 13a - 27
K. -48n - 16
J. - 12n + 35
Well hope all this helps :)
Step-by-step explanation:
Answer:
I think the answers C
Step-by-step explanation:
because the numbers match up to the equation and the symbols
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