document.write( "Question 1043938: Solve the system using the substitution method. If the system has no solution or an infinite number of solutions, state this.\r
\n" ); document.write( "\n" ); document.write( "x+y=7
\n" ); document.write( "6x+6y=42
\n" ); document.write( "
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Algebra.Com's Answer #659143 by Timnewman(323)\"\" \"About 
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Solve the system using the substitution method. If the system has no solution or an infinite number of solutions, state this.\r
\n" ); document.write( "\n" ); document.write( "x+y=7
\n" ); document.write( "6x+6y=42
\n" ); document.write( " solution
\n" ); document.write( "x+y=7----(1)
\n" ); document.write( "6x+6y=42--(2)
\n" ); document.write( "divide equ 2 by 6
\n" ); document.write( "x+y=7---(3)
\n" ); document.write( "equate equ 1 and 3
\n" ); document.write( "x+y=x+y
\n" ); document.write( "x-y+x-y=0
\n" ); document.write( "0=0
\n" ); document.write( "from the above,the system has no solution.\r
\n" ); document.write( "\n" ); document.write( " TIMNEWMAN
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