
Step-by-step explanation:

Answer:
B. 4/3
Step-by-step explanation:
slope-intercept formula is y=mx+b, where m is the slope and y has to be by itself.
dividing 4 by 3 cant be more simplified than 4/3.
21 I think I'm not sure tho
Answer:
The answer is 3.825 inches, the reduced picture will be 84% of the size of the original