document.write( "Question 343793: solve the equations and state a reason for each step.
\n" ); document.write( "p-1=6
\n" ); document.write( "2r-7=9
\n" ); document.write( "

Algebra.Com's Answer #245949 by rfer(16322)\"\" \"About 
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p-1=6
\n" ); document.write( "add 1
\n" ); document.write( "p=7
\n" ); document.write( "--------------
\n" ); document.write( "2r-7=9
\n" ); document.write( "add 7
\n" ); document.write( "2r=16
\n" ); document.write( "divide by 2
\n" ); document.write( "r=8
\n" ); document.write( "
\n" );