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OpenStudy (anonymous):
Write a mathematical expression for: the sum of twice a number n and 20. A. n/2 + 20 B. 2n + 20 C. 2n - 20 D. n + 2(20)
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OpenStudy (anonymous):
B.
OpenStudy (anonymous):
b
OpenStudy (anonymous):
Sum = addition. Two times n = 2n 2n + 20
OpenStudy (anonymous):
b
OpenStudy (anonymous):
B is correct
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