document.write( "Question 820887: how do i solve 2x-7y=-29 and 7x+2y=-22 using the addition method \n" ); document.write( "
Algebra.Com's Answer #493753 by ewatrrr(24785)\"\" \"About 
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document.write( "Hi,
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document.write( "how do i solve 2x-7y=-29 and 7x+2y=-22 using the addition method
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document.write( "2x-7y= -29 and 
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document.write( "7x+2y= -22    |Multiplying 2nd EQ by \"7%2F2\" and then adding to the first
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document.write( "\"%2853%2F2%29x+=+-29+-77\"
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document.write( "\"%2853%2F2%29x+=+-106\" 
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document.write( "\"x+=%282%2F53%29%28-106%29+\"  x = -4   and y = 3
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document.write( "CHECKING our answer***
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document.write( " -8 - 21 = -29 \n" );
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