document.write( "Question 325400: Miriam is four years older than Ricardo. Ten yeras ago Miriam was 3 times as old as Ricardo was then.
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document.write( "A. How old are they now?\r
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document.write( "B. Determine whether your answer is correect by checking that it satisfies the conditions of the problem. \n" );
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Algebra.Com's Answer #233018 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! R=X \n" ); document.write( "M=X+4 \n" ); document.write( "(X+4)-10=3(X-10) \n" ); document.write( "X+4-10=3X-30 \n" ); document.write( "X-6=3X-30 \n" ); document.write( "X-3X=-30+6 \n" ); document.write( "-2X=-24 \n" ); document.write( "X=-24/-2 \n" ); document.write( "X=12 AGE OF RICARDO NOW. \n" ); document.write( "12=4=16 AGE OF MIRIAM NOW. \n" ); document.write( "PROOF: \n" ); document.write( "16-10=3(12-10) \n" ); document.write( "6=3*2 \n" ); document.write( "6=6 \n" ); document.write( " \n" ); document.write( " |