How many terms are in the expression: −2xy+4x−3+2y

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There are four terms in the expression: −2xy , 4x , −3 , and 2y.

that's not the answer

Apologies for the mistake. Let's break down the expression:

-2xy + 4x - 3 + 2y

The terms in the expression are -2xy, 4x, -3, and 2y. So, there are also four terms in the expression: -2xy, 4x, -3, and 2y.