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Mathematics 20 Online
OpenStudy (anonymous):

-x+y=-1 x+y=3

OpenStudy (diyadiya):

subtract both equaions -x + y = -1 x + y = 3 ---------- -2x +0 =-4 Now solve for x in the equation -2x=-4

OpenStudy (anonymous):

solve it for me

OpenStudy (diyadiya):

Nobody will solve it for you ,you should try i can help :) where are you stuck ?

OpenStudy (diyadiya):

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