Does a dilation produce a congruent figure

A dilation is a transformation that produces an image that is the same shape as the original, but is a different size. A dilation that creates a larger image is called an enlargement. ... If the scale factor is 1, the figure and the image are congruent. The word "dilate" is often heard in relation to the human eye.

Ithink if im not mistaking b is -3 but im not a 100% sude

X= -5because this is a single step equation so you would just have to divide -16 both sides for x to equal your solution