Answer:
The scale factor is 1.5 or 3/2
Step-by-step explanation:
x-1= -18
x = -18 +1
x = -17
2x - 4 = - 38
2x = -38 + 4
2x = -34
x = -34/2
that would be the anwer
d the negatives canceled each other out making it positive
The Answer for a is $175
Thats all I know sorry
