document.write( "Question 595463: 9x+8y=-37
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document.write( "x=-2-3y\r
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document.write( "solve by substitution method \n" );
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Algebra.Com's Answer #377149 by shellyhotgirl(2)![]() ![]() ![]() You can put this solution on YOUR website! 9x+8y=-37 \n" ); document.write( "x=-2-3y\r \n" ); document.write( "\n" ); document.write( "solve by substitution method\r \n" ); document.write( "\n" ); document.write( "use the first equation 9x+8y=-37 and substiute x in this equation with the second one\r \n" ); document.write( "\n" ); document.write( "9(-2-3y)+8y=-37 \n" ); document.write( "-18-27y+8y=-37 multiply by 9 \n" ); document.write( "-27y+8y=-19 add 18 to each side \n" ); document.write( "-19y=-19 add like terms and then divde to get y by itself \n" ); document.write( "y=1\r \n" ); document.write( "\n" ); document.write( "Now that you have y=1 plug it into the second equation to find what x is look something like\r \n" ); document.write( "\n" ); document.write( "x=-2-3(1) \n" ); document.write( " |