document.write( "Question 37707: Solve the following simultaneous equation:\r
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document.write( "2a + 9 = b; 7a = 1 - 3b\r
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document.write( "Please show any working out, and thank you in advance for your help \n" );
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Algebra.Com's Answer #23282 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! IF B=2A+9 THEN 7A=1-3(2A+9) OR 7A=1-6A-27 OR 13A=-26 OR A=-26/13 OR A=-2 \n" ); document.write( "THEN 7*-2=1-3B OR -14=1-3B OR -15=-3B OR B=-15/3 OR B=5 \n" ); document.write( " |