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OpenStudy (anonymous):
solve x^2-3x=28
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OpenStudy (anonymous):
\[x^2-7x+4x-28=0 ---> x(x-7)+4(x-7)=0\]
OpenStudy (anonymous):
can u calculate now
OpenStudy (anonymous):
not really
OpenStudy (anonymous):
(x+4) (x-7)=0 ---> x=-4 and x=7
OpenStudy (anonymous):
follow similar procedure for answering question like these
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OpenStudy (anonymous):
ok thanks
OpenStudy (anonymous):
|dw:1347916265900:dw|
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