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12-01-2022
Mathematics

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7 + 7x - (2x) + 3 if x = -4

Respuesta :

sydneyos sydneyos

12-01-2022

Answer:

-10

Step-by-step explanation:

7 + 7(-4) - (2(-4)) + 3

7 - 28 - (-8)+3

7 - 28 +8 +3

= -10

Answer Link

mhanifa mhanifa

12-01-2022

Answer:

- 10

Step-by-step explanation:

7 + 7x - (2x) + 3 =
7 + 7x - 2x + 3 =
10 + 5x =
10 + 5*(- 4) = Substitute x = - 4
10 - 20 =
- 10

Answer Link

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