Respuesta :

Answer:

b = 13/12 or 1 1/12

Step-by-step explanation:

Step 1:

b - 7/4 = - 2/3   Equation

Step 2:

b - 21/12 = - 8/12    Convert Fractions

Step 3:

b = - 8/12 + 21/12   Add 21/12 on both sides

Answer:

b = 13/12 or 1 1/12

Hope This Helps :)

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