jolivares12 jolivares12

09-12-2019
Mathematics

contestada

2d+4=10+5d

d=

what does it equal?

Respuesta :

lina3hansen lina3hansen

09-12-2019

Answer:

d = -2

Step-by-step explanation:

2d + 4 = 10 + 5d

2d - 2d + 4 = 10 + 5d - 2d

4 = 10 + 3d

4 - 10 = 10 - 10 + 3d

-6 = 3d

(1/3) -6 = 3d (1/3)

-2 = d

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