flower225
flower225
22-10-2015
Mathematics
contestada
The sum of 8 and 7 , doubled
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Stephanie851216
Stephanie851216
22-10-2015
When you're talking about sums, that means you are adding. So, you do 8+7=15. The sum of it being doubled, you say? 15x2=30, or 15+15=30. Hope this helped :)
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Huffle
Huffle
22-10-2015
Here is a hint, "sum" is adding up therefore, the question is asking "The number of 8 + 7, then multiplied by 2. 8+7x2 = 30
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