document.write( "Question 627084: solve the system algebraically. Find the number of solutions for the system
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document.write( "{2x-y=-2
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document.write( "{-6x+6y=6
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Algebra.Com's Answer #394657 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! solve the system algebraically. Find the number of solutions for the system \n" ); document.write( "{2x-y=-2 \n" ); document.write( "{-6x+6y=6 \n" ); document.write( "------- \n" ); document.write( "Rearrange and modify: \n" ); document.write( "y = 2x +2 \n" ); document.write( "y = x + 1 \n" ); document.write( "----- \n" ); document.write( "Substitute for \"y\" and solve for \"x\": \n" ); document.write( "2x+2 = x+1 \n" ); document.write( "x = -1 \n" ); document.write( "---- \n" ); document.write( "Solve for \"y\": \n" ); document.write( "y = 2x +2 \n" ); document.write( "y = 2 + 2 \n" ); document.write( "y = 4 \n" ); document.write( "============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============= \n" ); document.write( " |