Seudónimo Seudónimo

11-10-2018
Mathematics

contestada

Simplify the expression.

7d + 12 – 4d – 3

19d – 7

3d + 9

12d

3d2 + 9

Sorry I'm confused XP
Maybe 12d?

Respuesta :

OmegaAzzy OmegaAzzy

11-10-2018

The correct answer is the second option, or 3d + 9

7d + 12 - 4d - 3

Combine like terms

3d + 9

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homeschool0123 homeschool0123

11-10-2018

Answer:

3d+9

Step-by-step explanation:

7d + 12 − 4d − 3 = 7d + 12 + − 4d + − 3

Combine Like Terms:

= 7d + 12 + − 4d + − 3

= (7d + − 4d) + (12 + − 3)

= 3d + 9

Hope this helps :-)

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