document.write( "Question 1154594: Solve the following Proof:\r
\n" ); document.write( "\n" ); document.write( "1. G => (S&T)
\n" ); document.write( "2. (S v T) => J
\n" ); document.write( "3. G /J
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Algebra.Com's Answer #777139 by math_helper(2461)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "1. G => (S&T) Premise
\n" ); document.write( "2. (S v T) => J Premise
\n" ); document.write( "3. G Premise
\n" ); document.write( "4. S & T 3,1 Modus Ponens (MP)
\n" ); document.write( "5. S 4 Simplification (SIMP)
\n" ); document.write( "6. S v T 5 Addition (ADD)
\n" ); document.write( "7. J 6,2 MP\r
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\n" ); document.write( "There are other ways to go that are equally valid. One example: we could have used T true on line 5 and ADDed S on line 6.
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