Subtract from both sides of the equation.

Divide each term in by .

Cancel the common factor of .

Cancel the common factor.

Divide by .

Simplify each term.

Divide by .

Dividing two negative values results in a positive value.

Subtract from both sides of the equation.

Multiply each term in by .

Multiply .

Multiply by .

Multiply by .

Simplify each term.

Multiply by .

Multiply by .

Create a graph to locate the intersection of the equations. The intersection of the system of equations is the solution.

Solve by Graphing x-3y=-12 2x-y=1