Answer:
C. 
Step-by-step explanation:
Replace x with a + 2 and simplify the expression.

Let x = a + 2


If you would like to know what is f(x), you can find this using the following steps:
f(x) = ?
2 * f(x) + f(1-x) = x^2
2 * f(x) = x^2 - f(1-x) /2
f(x) = (x^2 - f(1-x)) / 2
f(x) = x^2 / 2 - f(1-x) / 2
The correct result would be f(x) = x^2 / 2 - f(1-x) / 2.
Answer:
A. point-slope form
Step-by-step explanation:
In general, the equation in point-slope form will give an expression that can substitute for "y", as that form is ...
y = [something]
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In specific instances, the other forms of the linear equations may work, but that is not guaranteed.