Answer should be
|-80-15| or
|15-(-80)|
Option B is the correct answer.
The solution is listed below:
Answer:
Option C is correct.
Step-by-step explanation:
-x+3y=2
4x-2y=22
In matrix form is represented as:
AX=B
|A| = (-1)(-2)-(3)(4)
|A| = 2-12
|A| = -10
Adj A =
A^-1 = -1/10
A^-1 = 1/10
X= A^-1 B
X = 1/10
X=1/10
So, x = 7 and y =3
Hence Option C is correct.
Answer:
63.6 repeated or 63
Step-by-step explanation:
Hope this helps. The answer is 1/12