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Key Concepts Quiz 7.4
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1

Find the x-intercept of the line described by the equation 3x + 5y = 30

A)10
B)6
C)5
D)–10
2

Find the y-intercept of the line described by the equation 2x – 7y = 14.

A)7
B)2
C)–2
D)–7
3

Use intercepts to graph the line described by the equation 3x – 4y = –12

A)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007092242x/118756/MATC9_Ch07_4_KeyConcepts_Quiz_Q3a.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (23.0K)</a>


B)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007092242x/118756/MATC9_Ch07_4_KeyConcepts_Quiz_Q3b.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (23.0K)</a>


C)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007092242x/118756/MATC9_Ch07_4_KeyConcepts_Quiz_Q3c.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (24.0K)</a>


D)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007092242x/118756/MATC9_Ch07_4_KeyConcepts_Quiz_Q3d.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (24.0K)</a>





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