document.write( "Question 705167: Michael is 6 years older than Monique. In 3 years the sum of their ages will be 54. How old is Michael now? \n" ); document.write( "
Algebra.Com's Answer #434449 by josgarithmetic(39618)![]() ![]() ![]() You can put this solution on YOUR website! Michael age x, \n" ); document.write( "Monique age y.\r \n" ); document.write( "\n" ); document.write( "\"Today\": x=y+6\r \n" ); document.write( "\n" ); document.write( "\"In three years...\": (x+3)+(y+3)=54\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Try substituting x from Today into the threemoreyears equation. \n" ); document.write( "(y+6+3)+(y+3)=54 \n" ); document.write( "y+9+y+3-54=0 \n" ); document.write( "2y+12-54=0 \n" ); document.write( "y+6-27=0 \n" ); document.write( "y-21=0 \n" ); document.write( "y=21. x=21+6=27 \n" ); document.write( " |