Question

please explain:
Evaluate 1 - 2x when x = -2
A. 2
B. 3
C. 4
D. 5
E. None of the above

Answer 1

1-2x2= -3 so none of the above

Answer 2

E (not copying Ziggmond)

Answer 3

oops i maent -5 so sill none of the above

Answer 4

are you sure -5? don't the -(negatives) cancel out to make it positive 5?

Answer 5

if x = -2 then it would be -2(-2) ?

Answer 6

It's 5 I checked

Answer 7

ty! =)