document.write( "Question 1206198: if twice Mary's age is decreased by 7 is the same age as her age increased by ten
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document.write( "how old is Mary. \n" );
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Algebra.Com's Answer #843471 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! if twice Mary's age is decreased by 7 is the same age as her age increased by ten, how old is Mary. \n" ); document.write( ": \n" ); document.write( "m = Mary's age now \n" ); document.write( "2m - 7 = m + 10 \n" ); document.write( "2m - m = 10 + 7 \n" ); document.write( "m = 17 \n" ); document.write( " |