document.write( "Question 1186039: Function Rule:\r
\n" ); document.write( "\n" ); document.write( "X -10 -4 2 8 14
\n" ); document.write( "y 80 62 44 26 8\r
\n" ); document.write( "\n" ); document.write( "If x=0, what is y?
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Algebra.Com's Answer #816914 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "Function Rule:\r
\n" ); document.write( "\n" ); document.write( "\"x\"| \"-10\"| \"-4\"| \"2+\"|\"8\" |\"14\"
\n" ); document.write( "\"y\"| \"80\" |\"62\"| \"44\"| \"26\"| \"8\"\r
\n" ); document.write( "\n" ); document.write( "If \"x=0\", what is \"y\"?\r
\n" ); document.write( "\n" ); document.write( "first find equation of the line:\r
\n" ); document.write( "\n" ); document.write( "a slope is: \"m=%2862-80%29%2F%28-4-%28-10%29%29=-18%2F6=-3\"\r
\n" ); document.write( "\n" ); document.write( "\"y-y%5B1%5D=m%28x-x%5B1%5D%29\"
\n" ); document.write( "\"y-80=-3%28x-%28-10%29%29\"
\n" ); document.write( "\"y=-3%28x%2B10%29%2B80\"
\n" ); document.write( "\"y=-3x-30%2B80\"
\n" ); document.write( "\"y=-3x%2B50\"\r
\n" ); document.write( "\n" ); document.write( "If \"x=0\", then \"y=-3%2A0%2B50\"=>\"y=50\"\r
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