Question

Solve the following system of equations graphically on the set of axes below.

y=x+1

3x+y=−7


(worth 60 points)

Answer 1

(-2, -1)

y = x + 1 ... (1)

3x + y = -7 ... (2)

Graph in the picture.

Answer 2

• (-2, -1)

Explanation:

Given system:

• y = x + 1
• 3x + y = − 7

Graph each line and find the point of intersection of lines.

Graphical solution is attached.

The solution is (-2, -1)