Question

For given input a the function f outputs a value b to satisfy the following equation:

-3a+6b=a+4b

Write the formula for f(a) in terms of a.

Answer 1

answer with proof

Explanation:

Answer 2

Explanation:

-3a-a=4b-6b

-4a=-2b

a=1/2 b

b=2a

f(a)=b=2a

so f(a)=2a