document.write( "Question 1047623: Hello, I am having trouble with this one. Can you please breakdown in steps so I can see how the fraction portion was solved.\r
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document.write( "Find the intersection point between the lines 2x+3Y=1 and 2y-7x=4\r
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Algebra.Com's Answer #663151 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Find the intersection point between the lines 2x+3Y=1 and 2y-7x=4 \n" ); document.write( ": \n" ); document.write( "The point of intersection occurs when x & y are the same in both equations \n" ); document.write( "solve by using elimination \n" ); document.write( " 2x + 3y = 1 \n" ); document.write( "-7x + 2y = 4 \n" ); document.write( "multiply the 1st equation by 2, the 2nd equation by 3 \n" ); document.write( "4x + 6y = 2 \n" ); document.write( "-21x + 6y = 12 \n" ); document.write( "------------------Subtraction eliminates y, find x \n" ); document.write( "25x = -10 \n" ); document.write( "x = -10/25 \n" ); document.write( "x = -.4 \n" ); document.write( ": \n" ); document.write( "Find y using the 1st equation \n" ); document.write( "2(-.4) + 3y = 1 \n" ); document.write( "-.8 + 3y = 1 \n" ); document.write( "3y = 1 + .8 \n" ); document.write( "3y = 1.8 \n" ); document.write( "y = 1.8/3 \n" ); document.write( "y = .6 \n" ); document.write( "; \n" ); document.write( "The point of intersection: -.4, .6 \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "Looks like this \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |