document.write( "Question 912199: For some real number A, the graph of the liney=(A+1)x+8 in the standarsd (x,y) coordinate plane passes through (2,6). What is the slope.
\n" ); document.write( "A.)-4
\n" ); document.write( "B.)-3
\n" ); document.write( "C.)-1
\n" ); document.write( "D.)3
\n" ); document.write( "E.)7
\n" ); document.write( "

Algebra.Com's Answer #553645 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
It passes through (2,6) so (x,y) = (2,6)\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "y=(A+1)x+8\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "6=(A+1)(2)+8 ... plug in (x,y) = (2,6)\r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "6=2A+2+8\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "6=2A+10\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "6-10=2A\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "-4=2A\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "-4/2=A\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "-2=A\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "A = -2\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Use this to find the slope\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "m = A+1\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "m = -2+1\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "m = -1\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "The slope is -1.
\n" ); document.write( "
\n" );