Respuesta :

nermay7

Answer:    f(a) = 1/2b

Step-by-step explanation:

-3a + 6b = a + 4b    To write a formula in terms of a then we need to first solve for a.

-3a + 6b  = a +4b

      -6b           -6b

-3a = a + -2b

-a      -a

   -4a = -2b

   a =  1/2b

f(a) = 1/2b

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