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Find the intersection of the lines 9x-4y=30 and 7x+y=-11. Express your answer as an ordered pair (x,y).

 Sep 27, 2021
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y = -7x-11     from the second equation      use this value for 'y' in the second equation to solve for 'x'

                        then use this value of 'x' in either of the equations to find the 'y' coordinate.....

 Sep 27, 2021

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