Sam plans to walk his dog a distance of 1mile.he walks 3/8 of a mile and stops to get a bottle of water.Then he walks1/8 of a mi
le more and stops to say hello to a friend.how far does Sam still have to walk his dog.
2 answers:
You might be interested in
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.