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Mathematics 10 Online
OpenStudy (anonymous):

find the sum -9y^2 + y^2 + 19y^2

OpenStudy (welshfella):

-9 + 1 + 19 = ? then place y^2 after the result

OpenStudy (anonymous):

11y^2 ?

OpenStudy (anonymous):

that was right thank you . will you help me with a few others ?

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