Coordinate pairs, algebra 1 help?

Question

how do i get the coordinate pairs for this system of equations?

y − 2x = −1
x + 3y = 4

Answer 1

Step 1:

The equations are and .

Elimination method.

Multiply by in the second equation and rewrite.

Add first and simplified second equation.

Divide each side by and simplify.

Substitute in equation .

Subtract from each side.

The coordinate pair is .

Solution:

The coordinate pair is .