document.write( "Question 1104395: Solve the system of linear equations by substitution. Check your answer.\r
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document.write( " x + 3y = 4
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document.write( "−x + 4y = 10 \n" );
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Algebra.Com's Answer #719116 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! Pick and equation and solve for one variable in terms of the other and substitute into the other equation, and solve for the single variable. Now substitute for the found variable....\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "\n" ); document.write( ".\r \n" ); document.write( "\n" ); document.write( ". \n" ); document.write( " |