document.write( "Question 869801: My age is half my mum's age, my dad is 5 years older than my mum, the total of our ages is 100. Calculate our ages \n" ); document.write( "
Algebra.Com's Answer #524436 by mananth(16946)\"\" \"About 
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mum's age =x\r
\n" ); document.write( "\n" ); document.write( "my age = (1/2)x\r
\n" ); document.write( "\n" ); document.write( "Dad's age = (x+5)\r
\n" ); document.write( "\n" ); document.write( "Add All\r
\n" ); document.write( "\n" ); document.write( "x+(x/2) +(x+5)=100\r
\n" ); document.write( "\n" ); document.write( "2x+(x/2)+5=100\r
\n" ); document.write( "\n" ); document.write( "multiply by 2\r
\n" ); document.write( "\n" ); document.write( "4x+x+10=200\r
\n" ); document.write( "\n" ); document.write( "5x=190\r
\n" ); document.write( "\n" ); document.write( "x=38.............. mum's age
\n" ); document.write( "my age 19 years
\n" ); document.write( "dad's age = 43 years
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