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Mathematics 13 Online
OpenStudy (anonymous):

is point (1,2) on the line represented by the equation 2x+y=4?

OpenStudy (anonymous):

yes or no ?

OpenStudy (mertsj):

replace x with 1 and y with 2 and see if the equation is true.

OpenStudy (anonymous):

thanks :)

OpenStudy (mertsj):

yw

OpenStudy (anonymous):

can you show me how to do this one is f(x) = x(x+5) a linear function ?

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