add 4 to each side. subtract 7x from each side and ull get:
5x=-25
divde by 5 and ull get x=-5
if u dont know how to do these problems, high school and college math are going to be very hard for you. i would recommend learning how to do these, instead of having other people answer them for you.
2006-11-19 06:31:11
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answer #1
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answered by quepasa28 2
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For this kind of qestion you must isolate the variable
12x-4=7x-29 (add 4 to -29)
12x=7x-29+4
12x-7x= -33 (subtract 7x from 12x)
5x= -33 (divide by 5 on both sides)
your final answer should come out to have just one x
x= -6.6
2006-11-19 06:38:14
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answer #2
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answered by Jessica 1
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12x-4=7x-29
You want to get all the variables to one side and the numbers on the other side. First get rid of the 4. Add 4 to both sides.
12x-4+4=7x-29+4
12x=7x-25
Next get 7x to the left. Subtract it form both sides.
12x-7x=7x-7x-25
5x= -25
You still have to get rid of the 5. Divide both sides by 5
5x/5= -25/5
x= -5
2006-11-19 10:47:01
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answer #3
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answered by hockey craze99 4
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12x-4=7x-29
subtract 7x from both sides
5x - 4 = -29
add 4 to both sides
5x = -25
divide both sides by 5
x = -5
2006-11-19 06:30:45
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answer #4
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answered by ignoramus 7
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12x-4=7x-29
-7x -7x
5x-4=-29
+4 +4
5x/5= 25/5
x= 5
2006-11-19 06:30:57
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answer #5
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answered by Anaelise 3
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to find what x=, first you have to get the unknowns on one side and the integers on the other
to do this, add -4 to both sides, giving you 12x=7x-25
then subtract the 7x from both sides giving you 5x=-25
after that, it is a simple division problem- just divide both sides by 5
your answer comes out to be x=-5
2006-11-19 06:32:29
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answer #6
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answered by Kremer 4
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subtract 7x from each side.
now you have 5x-4=-29(negattive 29)
then add 4 to each side.
you should have 5x=negative 25
then divide each side by 5
you should come up with negative 5
2006-11-19 06:32:50
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answer #7
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answered by Anonymous
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well u want the x's on one side right so this is wat u do:
12x - 4 = 7x - 29
12x - 7x - 4= 7x - 7x - 29
12x - 7x - 4 +4 = 4 - 29
5x=-25
5x\5x=25\5x
x=-5
2006-11-19 06:34:13
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answer #8
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answered by Anonymous
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This Site Might Help You.
RE:
12x-4=7x-29?
can you please help me do this equation and show the formulas
2015-08-10 09:52:55
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answer #9
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answered by Miguel 1
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x = -5
2006-11-19 06:31:01
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answer #10
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answered by lykovetos 5
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