3*10 = 10+5*s
30 = 10+5s
20 = 5s
s = 4
For question A, the answer is 2. Since the sale sweatshirt if 40% LESS, this means that 60% of the original price still remains. 28.80 x .60 = 17.28
For question B, the answer if 4. You can divide 17 by 20 getting .85
Yes, it would be what you have written
Answer:
A
Step-by-step explanation:
|-20| = 20 the positive value of -20
20 is not < 20 so A is false
All the rest are true
(B) |9| = 9
(C) |-20| = 20 > 9
(D) |9| = 9, |20| = 20 and 9 < 20