Answer:
11:6
Step-by-step explanation:
hope this helped :)
Answer:
-4x^2-x
Step-by-step explanation:
This an undefined equation however it can be seen as
0/0=1
OR
0/0=0
Answer:
90
Step-by-step explanation:
Find total marks needed for a 90.
90 x 4 = 360 marks
Then, add up the marks on the three tests.
83+91+86 = 260 marks
Finally, subtract from the 360 marks needed.
360 - 260 = 100
Thus, the student needs to score 100 marks in order to get a 90.
