i don't know how to type the answer out but it's on the work i just did ⬆️
143 cards, you can find this using the LCM or least common multiple. <span />
8: 20
9: 90
I am so sorry if this is wrong. I am not good at this type of things
Answer:
$30
Step-by-step explanation:
For a 35 pounds suitcase, the airline charges $0 for the first 20 pounds and $2 per pound for the remaining 15 pounds as the airline charges for only pounds over 20
D-10-2d+7 = 8 + d- 10 -3d
d-2d-10+7 = 8-10 +d -3d
-d-3=-2-2d
-d+2d=3-2
d=1
Final answer: C. d=1