bthakkar25
11.07.2019 •
Mathematics
Which variable expression represents the phrase “3 times the sum of twice a number and 3”? i think the answer is d. but i'm not 100% sure.note: answer choices below
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Ответ:
"×" times
"+" sum
n - a number
2n twice a number
3 times the sum of twice a number and 3:
3 × (2n + 3) = 3(2n + 3)
Ответ:
Explanation: