document.write( "Question 455121: John's brothers age is ten years less than twice john's age. if john is 25 then how old is his brother? \n" ); document.write( "
Algebra.Com's Answer #312492 by stanbon(75887)\"\" \"About 
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John's brothers age is ten years less than twice john's age. \r
\n" ); document.write( "\n" ); document.write( "If john is 25 then how old is his brother?
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\n" ); document.write( "Equation:
\n" ); document.write( "b = 2j - 10
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\n" ); document.write( "j = 25
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\n" ); document.write( "Substitute and solve for \"b\":
\n" ); document.write( "b = 2*25-10
\n" ); document.write( "b = 50-10
\n" ); document.write( "Brother's age = 40 yrs
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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