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karlieeeeeee:
Is (4, –4) a solution to this system of equations? y= 3x-9y= -17 y= 8x+13y= -20
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karlieeeeeee:
can you just help me cause that's blocked on my computer
pooja195:
Substitute each value of the coordinates into each equation (X,Y) 3(4)-9(-4)=?
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