Mistake in Line 2 : Was in the determining the values for a ,b,c
Mistake in Line 4 : Not taking the square roots of both sides.
Step-by-step explanation:

First Mistake : Line 2

Second Mistake : Line 4

Correct Solution :


<span>93000000
...........................................</span>
Answer:
2,1
Step-by-step explanation:
T-5 .9(×,y)
-2,-3
=2,1
It would be 1444
hope this helps