Star wars is the answer for your question
Only 4 because result is (x-4)(x-4) that means (x-4)^2=0
So
X-4=0
X=4
Answer: option D
-5D means multiply all the elements of D by -5
i.e. -5 * -10 = 50
-5 * 10 = -50
-5 * -5 = 25
-5 * 15 = -75
Answer:
1.15% to make 4000 after 7 years
For the #2 it would be 3 because 50 goes into 138 2 times which will give you 100 with a remainder of 38. You can't leave behind the other 38 so you will bring another bus.