(3x+1)(4x-1)
3x+4x=7x
1-1=0
So
(3x+1)(4x-1) = 7x
I hope this helped and was right, have a nice day
Answer: 101.69
Step-by-step explanation:
Formula we use to find the z-score :-
(1)
Given :
Daniel's z score : z= 1.67
Let x be the raw score for Daniel's exam grade, then substitute the values of in (1), we get
Hence, the raw score for Daniel's exam grade = 101.69
The second choice is the answer
X = 2. Here’s a link; https://www.tiger-algebra.com/drill/(7x-5)_5=14/