Answer: D- f(x) - g(x) = -2 + 2
Explanation:
f(x) - g(x) = ( - x) - (2 - - x)
f(x) - g(x) = - x - 2 + + x - distribute negative sign
f(x) - g(x) = -2 + 2 - combine like terms ( -x & +x cancel out)
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