Youngke Youngke

13-12-2017
Mathematics

contestada

simplify (7i)+(8+i)+(-4+i)

Respuesta :

DeathTheKid101 DeathTheKid101

13-12-2017

7i + 8 + i - 4 + i
(8 - 4) + (7i + i + i)
4 + 9i

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AnimeBrainly AnimeBrainly

10-08-2018

Combine like terms.

(7i)+(8+i)+(-4+i)

7i + i + i = 9i

8 - 4 = 4

9i + 4 is your answer

hope this helps

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