document.write( "Question 333701: Find the choice below which gives a first step in solving the given system of equations by the addition method.
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document.write( "2x - 3y = 7
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document.write( "x - 4y = 2\r
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Algebra.Com's Answer #239109 by Edwin McCravy(20056)![]() ![]() You can put this solution on YOUR website! Multiplying the second equation by -2. [That's to make the x in the \n" ); document.write( "second equation become a -2x so that when you you add the two equations, \n" ); document.write( "like term by like term, you will be adding a 2x and a -2x which will give \n" ); document.write( "0, or as you might say, \"the x-terms will cancel out\".]\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |