document.write( "Question 969199: Solve and then check the system of equations by substitution method. SHOW ALL WORK AND ALL STEPS\r
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document.write( "4a+7b=2
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document.write( "5a+b=-13 \n" );
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Algebra.Com's Answer #592190 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! 4a+7b=2 \n" ); document.write( "5a+b=-13 \n" ); document.write( "------------- \n" ); document.write( "Solve the 2nd eqn for b \n" ); document.write( "b = -5a - 13 \n" ); document.write( "---- \n" ); document.write( "Sub for b in the 1st equation. \n" ); document.write( " \n" ); document.write( " |