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OpenStudy (princeevee):
help me please
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OpenStudy (princeevee):
pooja195 (pooja195):
Use cross multiplication
pooja195 (pooja195):
\[\huge~\rm~2 \times 21=7(x-3)\]
OpenStudy (mathmale):
Princes: the goal here is to solve the equation for x. What's your next move?
OpenStudy (mathmale):
Note that there are several ways of doing this. Use the method most familiar to you.
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