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Mathematics 10 Online
OpenStudy (anonymous):

Liner equation with 2 variable question Is this ordered pair a solution of this given equation? (2,9),2x+9y=85

OpenStudy (anonymous):

To know if it is a solution to the equation, you just have to plug in x=2 and y=9 into the equation. is 2(2)+9(9)= 85? Yes! Therefore, (2,9) is a solution.

OpenStudy (anonymous):

Thanks and what about this (8,7), y=-1/4x +5

OpenStudy (anonymous):

is 7= (-(1/4)(8)+5? No. 7 is not equal to 3! Therefore, it is not a solution!

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