Answer:
the answer is 10.7
Step-by-step explanation:

that show give you your answer
Answer:
step 3 is incorrect and x = 10/ 8
Answer:
(x-y-1)(x^2+(x+y)+1)
Step-by-step explanation:
Taking f(X) to be y
Y = 11 - 3X
3X = 11 - y
X = (11-y)÷3
F^-1(x) = (11 - x)÷3 addING both equations
It gives = 0
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it helps you because you can divide the bottom to the top or vice versa or you can divide x and y