Answer: 6.9% increase
Step-by-step explanation: original: 72
new: 77 5 x = 500 = 6.9%
72 100 72
Answer:
4.75
Step-by-step explanation:
19/4 = 4.75
2,21 * 10^20
slope is -3/10
-10y=-3x+20
y= -3/10x+,20