Which expression is a factor of x² − 5x − 6? A. x − 1

B. x − 2

C. x − 6

D. x − 3

In the coordinate plan (-6,9) b (3,9) c (3,3) def is shown in the coordinate plan below

Will give brainliest sum of arithmetic series (sigma notation) find the numerical answer to the summation given below. (image shown below)

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10