Question

Evaluate the following expressions.
1. |2x + 7| + |1 - 2x^2| - 4x, given x = 3

Answer 1

It should be -8 please let me know if I am right

Explanation:

(2*3+7)+(1-2*3^2)-4*3

(6+7)+(-3^2)-12

13+-9-12

=-8