SOLUTION: I have to do the following problem and I'm not sure if I have it correct. Which of the following is not an expression A)x + 2y, B)a + b + c, C)4(y+1) or D)ab = 6. I want to say th

Question 53871: I have to do the following problem and I'm not sure if I have it correct.
Which of the following is not an expression A)x + 2y, B)a + b + c, C)4(y+1) or D)ab = 6. I want to say that it is C) because it has only one variable. Is this correct?
Found 2 solutions by stanbon, Nate:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
"D" is not an expression; it is an equation.
Cheers,
Stan H.
Answer by Nate(3500) (Show Source): You can put this solution on YOUR website!
An equation and an expression is totally different, and good for you, they are easy to tell the difference! An equation has an equal sign. An expression doesn't.
Answer: (D)
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