document.write( "Question 59323: what is 2x-3y=12
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document.write( " x=4y+1\r
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document.write( "substituion form \n" );
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Algebra.Com's Answer #40664 by funmath(2933)![]() ![]() ![]() You can put this solution on YOUR website! what is \n" ); document.write( "L1) 2x-3y=12 \n" ); document.write( "L2) x=4y+1\r \n" ); document.write( "\n" ); document.write( "substituion form \n" ); document.write( ": \n" ); document.write( "Substitute the right side of L2 into L1 for x and solve for y \n" ); document.write( "2(4y+1)-3y=12 \n" ); document.write( "8y+2-3y=12 \n" ); document.write( "5y+2=12 \n" ); document.write( "5y+2-2=12-2 \n" ); document.write( "5y=10 \n" ); document.write( "5y/5=10/5 \n" ); document.write( "y=2 \n" ); document.write( ": \n" ); document.write( "Substitute 2 in for y in L2 and solve for x \n" ); document.write( "x=4(2)+1 \n" ); document.write( "x=8+1 \n" ); document.write( "x=9 \n" ); document.write( "The solution (x,y)=(9,2) \n" ); document.write( "This is the point that both equations share. Garphically, its' the point of intersection of the two lines. \n" ); document.write( "Happy Calculating!!! \n" ); document.write( " |