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Mathematics
23 January, 07:00
What is 8x minus 2 equals - 9 plus 7x?
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Arianna Khan
23 January, 07:18
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8x-2=-9+7x,
8x-7x=x and - 9+2=-7
so x=-7
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Carmen Schmitt
23 January, 07:25
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8x-2=-9+7x
So you move the 7x over the equals sign, so you take it away from the 8x. This gives you x-2=-9.
You then must move the - 2 over the equals sign so you add it to the - 9. This gives you x=-7
So x = - 7
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