Respuesta :

Answer:

Step-by-step explanation:

1. 8z = 112 _z = (112/8);         z=14

2. d/14 = 7 _  d = 7*(14);       d = 98

3. f/28 = 24 ___f = 28(24);  f= 672

4. 3a = 57 ____  a = 57/3;   a = 19

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