The choice a could not be true because the value of f(1) is
already equal to 5. Therefore, the value of f(1) cannot be 1. This is one of
the properties of a function that for every value of x, there should be only
one corresponding value of y.
Answer:
16
Step-by-step explanation:

Multiplication and division are priority to addition and subtraction
Brainliest please
6(4.5y - 12) = 9
(4.5y - 12) = 9/6
4.5y - 12 = 1.5
4.5y = 1.5 + 12
4.5y = 13.5
y = 13.5/4.5
y = 3
I looked it up, it says eq triangles have 3 sides. An isos triangle is one with 2 equal sides. Every eq triangle is isos, but not every isos triangle is equilateral. I think the statement in the photo is true.
6 I think this is correct.