document.write( "Question 613399: susan is six years older than beth. in four years, susan will be twice as old as beth. how old is susan now? \n" ); document.write( "

Algebra.Com's Answer #386032 by lwsshak3(11628) $\"\"$ $\"About$

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susan is six years older than beth. in four years, susan will be twice as old as beth. how old is susan now?
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\n" ); document.write( "let x=Beth's present age
\n" ); document.write( "x+6=susan's present age
\n" ); document.write( "4 years later:
\n" ); document.write( "x+4=Beth's age
\n" ); document.write( "x+6+4=x+10=Susan's age
\n" ); document.write( "x+10=2(x+4)
\n" ); document.write( "x+10=2x+8
\n" ); document.write( "x=2
\n" ); document.write( "x+6=8
\n" ); document.write( "Ans:
\n" ); document.write( "Susan is 8 yrs old now
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