document.write( "Question 105460: Match the graph with one of the equations.\r
\n" );
document.write( "\n" );
document.write( "Crosses at (0,2) & (2,0)
\n" );
document.write( "
\n" );
document.write( "A) y = –x – 2
\n" );
document.write( "B) y = x – 2
\n" );
document.write( "C) y = –x + 2
\n" );
document.write( "D) y = x + 2
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #76757 by checkley75(3666)![]() ![]() ![]() You can put this solution on YOUR website! FIRST WE FIND THE SLOPE \n" ); document.write( "SLOPE=(Y2-Y1)/(X2-X1) \n" ); document.write( "SLOPE=(0-2)/(2-0)=-2/2=-1 \n" ); document.write( "NOW WE SUBSTITUTE ONE SET OF (X,Y) POINTS & SOLVE FOR b THE Y INTERCEPT. \n" ); document.write( "2=-1*0+b \n" ); document.write( "b=2 \n" ); document.write( "THUS THE EQUATION IS [Y=-X+2] \n" ); document.write( "THE ANSWER IS C) \n" ); document.write( " |