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Choose the expression that represents a linear expression.

A. \(-17x^4 - 18x^3 + 19x^2 - 20x + 21\)

B. \(18x^3 + 19x^2 - 20x + 21\)

C. \(23x^2 + 24x - 25\)

D. \(4x + 4\)

Answer :

Answer:

D is correct

Step-by-step explanation:

A linear expression contains no higher power exponents than 1

Only D satisfies this as 4x+4 is the same as 4x^1+4

Hope this helped!

The answer to this question is D.

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