document.write( "Question 67481: Solve each of the systems by addition. If a unique solution does not exist, state whether the system is inconsistent or dependent.
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document.write( "x + 5y = 10
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document.write( "-2x - 10y = -20\r
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document.write( "Thanks for any help you can provide.
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Algebra.Com's Answer #47999 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! 1st: x + 5y = 10 \n" ); document.write( "2nd: -2x - 10y = -20 \n" ); document.write( "--------------- \n" ); document.write( "Multiply 1st be 2 to get: \n" ); document.write( "3rd: 2x+10y=20 \n" ); document.write( "Add 2nd and 3rd to get: \n" ); document.write( "0=0 \n" ); document.write( "---------- \n" ); document.write( "Conclusion: the system is dependent. \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |