document.write( "Question 634262: candice is four years older than rosa, and the sum of their ages is 22. How old is rosa? \n" ); document.write( "
Algebra.Com's Answer #399452 by stanbon(75887)\"\" \"About 
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candice is four years older than rosa, and the sum of their ages is 22. How old is rosa?
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\n" ); document.write( "Equations:
\n" ); document.write( "c = r + 4
\n" ); document.write( "c + r = 22
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\n" ); document.write( "Substitute for \"c\" and solve for \"r\":
\n" ); document.write( "r+4 + r = 22
\n" ); document.write( "2r = 18
\n" ); document.write( "r = 9 (Rosa's age now)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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