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how do you solve x-y=11
2x+y=19

Sagot :


you take the x and y and take and add numbers till u get the correct numbers. the answer would be x=16 y=5
ImSlightlyConfused
actually, you put x-y=11 into slope intercept form and insert it into the other equation because y now equals x-11. then you solve for x and put it back into the equation to get y. 
x=10 and y=-1. put them back in the equations if you are unsure
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