document.write( "Question 315153: solve the linear equality. Use interval notation to express the solution -7x>=21 \n" ); document.write( "
Algebra.Com's Answer #225593 by user_dude2008(1862)\"\" \"About 
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-7x>=21\r
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\n" ); document.write( "\n" ); document.write( "x<=21/(-7)\r
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\n" ); document.write( "\n" ); document.write( "x<=-3\r
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\n" ); document.write( "\n" ); document.write( "Answer: (-inf, -3]
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