Verified answer

Ola Leticia

f(x)= 4x - 3 e g(x)= 2x + t

f(g(x)) = 4*(2x + t) - 3 = 8x + 4t - 3

g(f(x)) = 2*(4x - 3) + t = 8x - 6 + t

8x + 4t - 3 = 8x - 6 + t

4t - 3 = t - 6

3t = -3

t = -1

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