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13-08-2020
Mathematics

contestada

Solve for b.
-b - 19 = -3b – 9

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

19-08-2020

Answer:

b=5

Step-by-step explanation:

-b - 19 = -3b – 9

Add 3b to each side

-b+3b - 19 = -3b+3b – 9

2b -19 = -9

Add 19 to each side

2b-19+19 = -9+19

2b = 10

Divide by 2

2b/2 =10/2

b=5

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