Answer: 54
Step-by-step explanation:
63-9 you can't take 9 away from 3 so you must borrow, the 6 becomes a 5 and the 3 becomes 13. 13-9 is 4, bring the 5 down and you have 54.
Answer:
x=-b/2a
Step-by-step explanation:
Answer:
15
Step-by-step explanation:
multiply -75*3=225
sqrt that to get 15!