19. 5.50-1.25=4.25
21. y = -9
Answer:
i have made it in above picture
she arrived at 2:15
Step-by-step explanation:
i think ut correct
From the graph we can see that the smallest value of y is -6 and that the largest is 9. Thus, the range is [-6,9], equivalent to Answer Choice D.
Well, the decrease was 130 - 39, that is 91
so... if 130 is the 100%, what is 91 of that in percentage?
well

solve for "x"