(100, 108)
Due to
1.2x90=108
100, 108
Answer:
See the photo
Explanation:
I can't do the exercise a because you need the Fs to calculate the coefficient of static friction.
y=9 because you would need to subtract 3 from both sides because its a -3, adding 3 would cancel it out on one side leaving y=9. 9 is the answer:)-May