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Mathematics 11 Online
OpenStudy (anonymous):

WHAT IS 7-Y-Y=-1

OpenStudy (anonymous):

you need to simplify. -1y-1y is -2y, so \[7-2y=-1\] move the 7 to the other side \[7-7-2y=-1-7\] then get rid of the -2 \[(-2y)/-2 = -8/-2\] and your answer is \[y=4\]

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