Weegy: 5x + (-2x^2) when x = 3.
5(3) + (-2(3)^2);
15 + (-6)^2;
15 + (-18) = -3
User: What is the algebraic expression for "the difference between eleven times a number and four"?
11 - 4x
11x - 4
11x - 4x
Weegy: The algebraic expression for "the difference between eleven times a number and four" is 11x-4
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