-5x – 16 = 9x + x – 1 -5x – 16 = 8x – 1

-16 = 13x – 1

-15 = 13x

x = -

15

13

The mistake was

The correct answer is x =

Abe is a triangle. can you use the sss postulate or the sas postulate to prove triangle abc = triangle aed? by sss only neither apply both apply by sas only

Drag the tiles to the boxes to form correct pairs. not all tiles will be used. match each set of vertices with the type of quadrilateral they form

Which polygon is she in the process of constructing ?