Respuesta :

Answer:

f = 2

Step-by-step explanation:

0.3 = 0.5f - 0.7

1.0 = 0.5f

2 = f

Check:

0.3 = 0.5(2) - 0.7

0.3 = 1 - 0.7

0.3 = 0.3

Answer:

0.2

explanation:

0.3 = 0.5f-0.7

-0.5f= -0.3-0.7

-0.5f= -0.1

- 0.5f/-0.5= -0.1/-0.5

f= 0.2

Hope this helps!!