document.write( "Question 405484: Angelo's father is 30 years old. This is 10 years older than twice Angelo's age. How old is Angelo? \n" ); document.write( "
Algebra.Com's Answer #286387 by stanbon(75887)\"\" \"About 
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Angelo's father is 30 years old. This is 10 years older than twice Angelo's age. How old is Angelo?
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\n" ); document.write( "f = 30 now
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\n" ); document.write( "Equation:
\n" ); document.write( "f = 2a+10
\n" ); document.write( "Substitute to solve for \"a\":
\n" ); document.write( "30 = 2a+10
\n" ); document.write( "2a = 20
\n" ); document.write( "a = 10 yrs. old (Angelo's age now)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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