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Mathematics 21 Online
OpenStudy (anonymous):

Evaluate 2x2 − 5y/ 3x − y when x = 2 and y = -4.

OpenStudy (anonymous):

plug x=2 and y=-4 into the equation

OpenStudy (anonymous):

i did i got some weird answer like 2.8 but i need a fraction idk how to convert

OpenStudy (anonymous):

2.8 = 28/10 = ?

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