document.write( "Question 93352: If 2x + y = 12 and x + 2y = -6 what is the value of 2x + 2y? \n" ); document.write( "
Algebra.Com's Answer #67975 by checkley75(3666)\"\" \"About 
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2X+Y=12 NOW MULTIPLY THE SECOND EQUATION BY -2 & ADD THEM:
\n" ); document.write( "-2X-4Y=12
\n" ); document.write( "--------------------------------
\n" ); document.write( "-3Y=24
\n" ); document.write( "Y=24/-3
\n" ); document.write( "Y=-8 ANSWER.
\n" ); document.write( "2X-8=12
\n" ); document.write( "2X=12+8
\n" ); document.write( "X=20/2
\n" ); document.write( "X=10 ANSWER.
\n" ); document.write( "SO 2X+2Y=2*10+2*-8=20-16=4
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