document.write( "Question 536929: If the line defined by the equation -4x+2y=8 crosses another line with the equation y+(2/3)x+b at the point (3,a), what is the value of b? \n" ); document.write( "
Algebra.Com's Answer #352636 by mananth(16946)![]() ![]() You can put this solution on YOUR website! -4x+2y=8 crosses another line with the equation y+(2/3)x+b at the point (3,a)\r \n" ); document.write( "\n" ); document.write( "plug (3,a) for the line \n" ); document.write( "-4x+2y=8 \n" ); document.write( "-4(3)+2a=8 \n" ); document.write( "-12+2a=8 \n" ); document.write( "2a=20 \n" ); document.write( "a=10\r \n" ); document.write( "\n" ); document.write( "y=(2/3)x+b\r \n" ); document.write( "\n" ); document.write( "(3,10) is the point\r \n" ); document.write( "\n" ); document.write( "10=(2/3)*3+b \n" ); document.write( "10=2+b \n" ); document.write( "b=8\r \n" ); document.write( "\n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |