document.write( "Question 626434: an antique jar is 45 years older than the mug. in 13 years, the jar will be 4 times as old as the mug will be then. find the present age of the jar
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Algebra.Com's Answer #394156 by stanbon(75887) ![]() You can put this solution on YOUR website! an antique jar is 45 years older than the mug. in 13 years, the jar will be 4 times as old as the mug will be then. find the present age of the jar \n" ); document.write( "-------------- \n" ); document.write( "Equations: \n" ); document.write( "j = m + 45 \n" ); document.write( "j+13 = 4(m+13) \n" ); document.write( "----- \n" ); document.write( "Substitute for \"j\" and solve for \"m\": \n" ); document.write( "m+45 + 13 = 4m+52 \n" ); document.write( "3m = 58-52 \n" ); document.write( "m = 6/3 \n" ); document.write( "m = 2 years (age of the mug) \n" ); document.write( "---- \n" ); document.write( "Solve for \"j\": \n" ); document.write( "j = m + 45 \n" ); document.write( "m = 2 + 45 \n" ); document.write( "m = 47 years (age of the jar) \n" ); document.write( "============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=============== \n" ); document.write( " |