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Solution 2.2:1a

From Förberedande kurs i matematik 1

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m (Lösning 2.2:1a moved to Solution 2.2:1a: Robot: moved page)
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drydrtyrhny
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If we add
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<!--[[Image:2_2_1a.gif]]-->
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<math>2</math>
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to both sides in the equation,
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<math>x-2+2=-1+2</math>
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we get
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<math>x</math>
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by itself on the left-hand side and can see the solution directly:
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<math>x=1</math>
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.

Revision as of 14:07, 16 September 2008

If we add 2 to both sides in the equation,


x−2+2=−1+2

we get x by itself on the left-hand side and can see the solution directly:


x=1 .

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