The Graphing Method

 

Solve the system.

2x - 3y = 1
x + y = 3

Equation 1
Equation 2

Step 1: Solve each equation for y.

Step 2: Graph both equations.

 

Yy = (-2x + 1)/3
y = -x + 3

Step 3: Find where the two lines intersect.

 

The solution is (2,1)

 

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