document.write( "Question 982931: Anna and Raj have some pens. Anna has 3 fewer pens than Raj. If Raj had 2 more pens, then he would have twice as many pens as Anna. How many pens do Anna and Raj have altogether? \n" ); document.write( "
Algebra.Com's Answer #603799 by josmiceli(19441)\"\" \"About 
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Let \"+a+\" = number of pens Anna has
\n" ); document.write( "Let \"+r+\" = number of pens Raj has
\n" ); document.write( "-----------------------------------
\n" ); document.write( "(1) \"+a+=+r+-+3+\"
\n" ); document.write( "(2) \"+r+%2B+2+=+2a+\"
\n" ); document.write( "-----------------
\n" ); document.write( "Substitute (1) into (2)
\n" ); document.write( "(2) \"+r+%2B+2+=+2%2A%28+r-3+%29+\"
\n" ); document.write( "(2) \"+r+%2B+2+=+2r+-+6+\"
\n" ); document.write( "(2) \"+r+=+8+\"
\n" ); document.write( "and
\n" ); document.write( "(1) \"+a+=+r+-+3+\"
\n" ); document.write( "(1) \"+a+=+8+-+3+\"
\n" ); document.write( "(1) \"+a+=+5+\"
\n" ); document.write( "-----------------
\n" ); document.write( "Together they have:
\n" ); document.write( "\"+a+%2B+r+=+5+%2B+8+=+13+\"
\n" ); document.write( "13 pens
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