do yo have a video of solving systems of equations by addition? Example 2x+3y=2 4x-9y=-1

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Use y=mx+so 2x+3y=2 would be 3y=-2x+24x-9y=-1 would be 9y=4x+1your two equations would be y=-2/3x+2/3and y=4/9x+1/9Chose your way of solving