jarehenke jarehenke

21-08-2018
Mathematics

contestada

the sum of twice a number and 13 is 75

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mugeemerve mugeemerve

21-08-2018

Sum means add. Then we get twice. This means to multiply by 2. Twice a number means we have 2x. And is what we need to add to that 2x, so it is 2x + 13. Is means equals, so answer is 2x + 13 = 75.

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