I think that this an example of a paired t test. Since each student (subject) is given 2 treatments of the same material.
Answer:
✨what are the statements.? you didnt label them ✨
Step-by-step explanation:
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90x+60y=72
60y=-90x+72
y=-1.5x+1.2
then create a graph using this formula.
Hope this helps!
Start by y-k=m(x-h)
m= 3
k=2
h=1
so y-2=3(x-1)
distribute
y=3x-3+2
final answer: y=3x-1
