Answer:
Attached
Step-by-step explanation:
x+8≥9
x ≥ 9-8
x ≥ 1
picture one is two dimension and picture 2 is number line
Answer:
last option is correct
Step-by-step explanation:

<h3>
Answer: 3^5</h3>
Explanation:
The rule used is 
That rule says to go from a negative exponent to a positive exponent, we apply the reciprocal of the fraction.
So,

3.2-5.7=-2.5 so its have to be a negative because a smaller number subtract a bigger number have to be equal to a negative number.