(2x)/3 = 4
first multiply both sides by 3 to clear the fraction
2x = 12
next divide both sides by 2
x = 6
Answer:
Slope-intercept Form: 
Step-by-step explanation:
Point-slope: 

Answer:
option 2. 9.3+b=14.5
Step-by-step explanation:
I hope that the answer is clear
I think that this an example of a paired t test. Since each student (subject) is given 2 treatments of the same material.