sturner1
sturner1
16-08-2016
Mathematics
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x+6 is less than or equal to 12+2x
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Аноним
Аноним
16-08-2016
x+6≤12+2x
x-2x≤12-6
-x≤6
-x/-1≤6/-1
because we divide by a negative number, we have to flip the sign of inequality.
x≥-6
Answer: x≥-6
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