x + 20 + 10x = 20 + 9x
11X + 20 = 20 + 9x
11x - 9x = 20 - 20
2x = 0
2X/2 = 0/2
x = 0
remember that 0 divided by a number is ALWAYS zero. BUT a number divided by zero is UNDEFINED. =)
2006-10-18 13:42:15
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answer #1
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answered by poni 2
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x+20+10x=20+9x write equation
11x +20=20 +9x combine like terms
11x+20 -9x=20+9x-9x collect variables on one side
2x+20=20 simplify
2x+20-20=20-20 take away non-variable #'s
2x=0 simplify
2x/2=0/2 divide by 2
x=0
2006-10-18 13:35:02
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answer #2
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answered by maiabell2 2
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Get all x terms on left side of "=" and constants on right side:
9x - x - 10x = 20 - 20
9x - 11x = 0
x = 0
2006-10-18 13:29:33
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answer #3
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answered by farah_727rash 3
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20+11x=20+9x
-9x -9x
20+2x=20
-20 -20
2x=0
2 2
x=0
2006-10-18 13:31:44
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answer #4
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answered by oppa 2
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11 x + 20 = 9 x + 20
Take away 9 x from both sides.
2 x + 20 = 20
take away 20 from both sides, you're left with 2 x...the equation cannot be solved
2006-10-18 13:40:15
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answer #5
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answered by leazngurl 5
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11x + 20 = 20 + 9x
11x + 20 - 20 = 20 + 9x - 20
11x = 9x
x has to be ZERO.
2006-10-18 13:29:52
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answer #6
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answered by Isaac 2
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11x - 9x = 0
x = 0
2006-10-18 13:36:15
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answer #7
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answered by Ralph 5
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the answer is the answer
2006-10-18 13:36:07
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answer #8
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answered by Emily R 1
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no solution
2006-10-18 13:31:58
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answer #9
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answered by Anonymous
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use webmath.com
2006-10-18 13:29:23
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answer #10
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answered by Anonymous
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