Answer:
Step-by-step explanation:
Step 1: Write out the expression separately. Like so:
-20 5
Step 2: Since the it's a fraction were dividing. The bases of the exponents are the same, so you can divide the numbers and subtract the exponents.
-20 ÷ 5 = -4
- =
- =
Step 3: Notice that there is a negative exponent. To get rid of the negative, you have to make it positive and move it from being the numerator to being the denominator.
→→→
Step 4: Rewrite the expression with the -4, , and .
hope this helps :)