I could help if I had a picture of the problem
Start at 4.
So far you have: 4
Now you go 7 units left. Going left means a subtraction. Going 7 units left means subtracting 7.
So far you have: 4 - 7
The result is -3.
The subtraction is:
4 - 7 = -3
Answer:
200 miles is the difference
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given

Required
The exponent form
We have:

Apply the following law of indices;

So, the expression becomes:

Answer:
C. 43
Step-by-step explanation: