Which of the following are not equivalent expressions

A. x + 3 + 3y and x + 3 (1 + y)
B. x + 4 + y and x + 5 + y - 1
C. x + 4 + y and 4x + y
D. 2 (x - 1) + y and 2x + y - 2

1 answer

The correct answer is C. x + 4 + y and 4x + y are not equivalent expressions.
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