Question

Solve the system 3x - y = 2 and y = x - 1.

A. (-2, 2)
B. (1/2, -1/2)
C. (2, -2)
D. (-1/2, 1/2)

Answer 1

The answer is B

Explanation:

3x-(x-1)=2

3x-x+1=2

2x=1

x=1/2

y=1/2-1

y=-1/2

Answer 2

The answer is B for this problem