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OpenStudy (anonymous):
is (2,0) a solution of 2x-y=4
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OpenStudy (jackellyn):
Substitute 2 for x and 0 for y and if it gives you 4 then yes, it is a solution. Can you do that?
OpenStudy (anonymous):
no i can not do this
OpenStudy (anonymous):
2(2)-0=4 4=4(true) so, (2,0) is the solution
OpenStudy (anonymous):
thanks
OpenStudy (anonymous):
:)
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