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Mathematics 8 Online
OpenStudy (anonymous):

rational expression is the correct answer 4? check out attachment in the comment box

OpenStudy (anonymous):

OpenStudy (cwrw238):

the top part must equal zero

OpenStudy (cwrw238):

x - 4 = 0 sp x = ?

OpenStudy (anonymous):

so yes its 4! b/c 4 - 4 = 0

OpenStudy (cwrw238):

right

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