emilymontalvo00 emilymontalvo00

10-09-2018
Mathematics

contestada

. Write an algebraic expression for the following. the sum of 12 and 3 times a number

12+3

12+3n

12n+3

15

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AnimeBrainly AnimeBrainly

10-09-2018

let "a number" = n

"3 times a number" = 3n

"the sum of 12" = "+ 12

Combine the two terms

3n + 12, or (B) is your answer

hope this helps

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