Question

Evaluate 2(x-4) + 3x - x2 for x = 3.

Answer 1

2(3+4)+3(3)-3(2)
2(7)+9-6
14+3
=17

Answer 2

-2

Explanation:

Simply plug 3 into the equation and follow the order of operations.

2(3 - 4) + (3(3)) - (3^2)

2(-1) + (9) - (9)

= -2