document.write( "Question 152561: how do u find the value of k that makes each equation true when x=4 and y=-3
\n" ); document.write( "a)y=kx+5 b)y=-2x+k c)y=-kx-7
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Algebra.Com's Answer #112137 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
I'll do the first one to get you started:\r
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\n" ); document.write( "\n" ); document.write( "\"y=kx%2B5\" Start with the given equation.\r
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\n" ); document.write( "\n" ); document.write( "\"-3=k%284%29%2B5\" Plug in x=4 and y=-3\r
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\n" ); document.write( "\n" ); document.write( "\"-8=4k\" Subtract 5 from both sides.\r
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\n" ); document.write( "\n" ); document.write( "\"-2=k\" Divide both sides by 4.\r
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\n" ); document.write( "\n" ); document.write( "So the solution is \"k=-2\"
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