A) No one in the class studied more then 5 hours
-4
Step-by-step explanation:
-4z² + z²
let's assume you have z² and you're owing 4z², you'll pay the z² you have and you'll still owe 4
so that is -4
Answer:
0.003767
Step-by-step explanation:
They only way i see possible for 6 friends to share evenly is if each get 2.50 oz each
