-15 = -0.2 ??? Need help on understanding how to do these and get this answer

answer: 2 and 1

step-by-step explanation: got this question

175

step-by-step explanation:

2 inches x 10 miles = 200 miles - 3 inches = 175

step by step solution :

step   1   :

1.1     4 = 22

(4)3 = (22)3 = 26

equation at the end of step   1   :

  ((23) • 26)2

step   2   :

equation at the end of step   2   :

  (23 • 26)2

step   3   :

final result :

  218

ya