Question

In which of the following expressions does the "x" term have a coefficient of -1?
Responses

−x2+3x+1
negative x squared plus 3 x plus 1

−2x2+x+7
negative 2 x squared plus x plus 7

3x2−x−4
3 x squared minus x minus 4

2x2+6x−1

Answer 1

2x2+6x−1