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Key Concept Quiz 4.3
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1
Solve: <a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362682/pom9_ch4_sec3_quiz1_ques1.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"> (1.0K)</a>
A)x = –2
B)x = –1
C)x = 0
D)x = 1
2
Consider the following equation
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362682/pom9_ch4_sec3_quiz1_ques2.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"> (2.0K)</a>
The first step in solving this equation is to
A)multiply each side by 4.
B)multiply each side by 5.
C)multiply each side by 20.
D)divide each side by 20.
3
Solve: <a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362682/pom9_ch4_sec3_quiz1_ques3.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"> (1.0K)</a>
A)z = –3
B)z = –2
C)z = 2
D)z = 3
4
Solve: <a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362682/pom9_ch4_sec3_quiz1_ques4.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"> (2.0K)</a>
A)x = –7
B)x = –5
C)x = 5
D)x = 7
5
Tim's band has agreed to play at the school dance for a payment given by <a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362682/pom9_ch4_sec3_quiz1_ques5.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"> (1.0K)</a>
where t represents the ticket sales in dollars. If the band was paid $300, what were the total ticket sales?
A)t = $220
B)t = $440
C)t = $660
D)t = $880





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