ShadowGamerZ ShadowGamerZ

10-05-2020
Mathematics

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Solve using Combining Like Terms (CLT)

7 + 4d + 5d = 7d + 3

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

10-05-2020

Answer:

d= -2

Step-by-step explanation:

7 + 4d + 5d = 7d + 3

Combine like terms

7+9d = 7d+3

Subtract 7d from each side

7+9d-7d = 7d-7d+3

2d +7 = 3

Subtract 7 from each side

2d+7-7 = 3-7

2d = -4

Divide each side by 2

2d/2 = -4/2

d = -2

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