11. Analyze the graph below. What equation represents the graph? 8.51 y
-21
-6
9
24
39
х
2
5
8
A. y = 5x-1
B. y = 3x - 21
C. y=x-17
D. y = 15x -21

What is the slope of the line shown below?

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years