document.write( "Question 513312: what is the slope and y-intercept of 4x+3y=12 \n" ); document.write( "
Algebra.Com's Answer #342953 by Edwin McCravy(20056)![]() ![]() You can put this solution on YOUR website! \r\n" ); document.write( "4x + 3y = 12 \r\n" ); document.write( "\r\n" ); document.write( "We must get it in the slope-y-intercept form: y = mx + b.\r\n" ); document.write( "\r\n" ); document.write( "We subtract 4x from both side:\r\n" ); document.write( "\r\n" ); document.write( " 4x + 3y = 12\r\n" ); document.write( "-4x -4x\r\n" ); document.write( "-------------------\r\n" ); document.write( " 3y = 12 - 4x\r\n" ); document.write( "\r\n" ); document.write( "We swap the terms on the right because the form y = mx + b has the x term first\r\n" ); document.write( "\r\n" ); document.write( " 3y = -4x + 12\r\n" ); document.write( "\r\n" ); document.write( "We divide all three numbers by 3\r\n" ); document.write( "\r\n" ); document.write( "\n" ); document.write( " |