document.write( "Question 614941: Please help me, I am confused \r
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document.write( " Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this.
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document.write( "-x + 2y = 8
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document.write( "-x + 10y = 48
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Algebra.Com's Answer #386807 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! -x + 2y = 8 \n" ); document.write( "-x + 10y = 48 \n" ); document.write( "----------------subtraction eliminates x \n" ); document.write( "0 - 8y = -40 \n" ); document.write( "y = \n" ); document.write( "y = +5 \n" ); document.write( ": \n" ); document.write( "Find x using the 1st equation, replace y with 5 \n" ); document.write( "-x + 2(5) = 8 \n" ); document.write( "-x + 10 = 8 \n" ); document.write( "-x = 8 - 10 \n" ); document.write( "-x = -2 \n" ); document.write( "x = +2 \n" ); document.write( ": \n" ); document.write( "See if that check out in the 2nd equation, replace x and y \n" ); document.write( "-2 + 10(5) = 48 \n" ); document.write( "-2 + 50 = 48; confirms our solutions \n" ); document.write( " |