document.write( "Question 1156130: Janes age is 18 less than double bobs age, the sum of the ages Is 63 how old is each person \n" ); document.write( "

Algebra.Com's Answer #778817 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"+a+\"$ = Jane's age
\n" ); document.write( "Let $\"+b+\"$ = Bob's age
\n" ); document.write( "------------------------------
\n" ); document.write( "(1) $\"+a+=+2b+-+18+\"$
\n" ); document.write( "(2) $\"+a+%2B+b+=+63+\"$
\n" ); document.write( "----------------------------
\n" ); document.write( "Plug (1) into (2)
\n" ); document.write( "(2) $\"+2b+-+18+%2B+b+=+63+\"$
\n" ); document.write( "(2) $\"+3b+=+81+\"$
\n" ); document.write( "(2) $\"+b+=+27+\"$
\n" ); document.write( "----------------------------
\n" ); document.write( "(1) $\"+a+=+2b+-+18+\"$
\n" ); document.write( "(1) $\"+a+=+2%2A27+-+18+\"$
\n" ); document.write( "(1) $\"+a+=+54+-+18+\"$
\n" ); document.write( "(1) $\"+a+=+36+\"$
\n" ); document.write( "----------------------------
\n" ); document.write( "Jane is 36
\n" ); document.write( "Bob is 27
\n" ); document.write( " \n" ); document.write( "

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