eliman8 eliman8

03-04-2018
Mathematics

contestada

7 + 7 + (-1) = ?

A. 16
B. 10
C. 13
D. 7

Respuesta :

hudadagra hudadagra

03-04-2018

7 + 7 + (-1)
7 + 7 - 1
13

Hope this helps :)

Answer Link

03-04-2018

Hi there! The answer is C. 13

Step by step:
7 + 7 + (- 1) =

Work out the parentheses.
7 + 7 - 1 =

Now add up
14 - 1 =

Finally subtract
13

Answer Link

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