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Mathematics 21 Online
OpenStudy (anonymous):

Solve each of the following equations for x.

OpenStudy (anonymous):

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OpenStudy (darkigloo):

\[\frac{ x }{ 6 } = \frac{ 7 }{ 3 }\] Cross multiply. \[3x = (7)(6)\] \[3x = 42\] Divide by 3. \[x = 42/3\] \[x=14\]

OpenStudy (darkigloo):

Do you understand how I did that?

OpenStudy (anonymous):

Yea. Thanks!

OpenStudy (darkigloo):

You need help with the others?

OpenStudy (anonymous):

Can you help me with d. please

OpenStudy (darkigloo):

\[6(x-4)=42\] Distribute the 6. \[6x - 24 = 42\]\ \[6x = 42 + 24\] \[6x = 66\] \[x=11\]

OpenStudy (anonymous):

Thank you (:

OpenStudy (darkigloo):

:)

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