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Mathematics 7 Online
OpenStudy (anonymous):

HELP ME ? twice the sum of a number and 1 2N + 1 2(N - 1) 2(N + 1) (N + 1) + 2

OpenStudy (anonymous):

Can you help @danish071996

OpenStudy (phi):

first, how do you write "a sum" using +, -, * or / ? for example, how do you write sum of "a" and "b" ?

OpenStudy (anonymous):

multiply

OpenStudy (phi):

sum means add

OpenStudy (anonymous):

oh sorry

OpenStudy (phi):

how do you write sum of "a" and "b" ?

OpenStudy (anonymous):

but you would halve to multiply after you do what?

OpenStudy (anonymous):

the sum of a and b like Phi said with your equation would be a number + 1

OpenStudy (anonymous):

did you understand what i was trying to say?

OpenStudy (anonymous):

twice the sum of a number and 1 twice ->(2*)the sum of a number and one -> (n+1)

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