Answer:
7
Step-by-step explanation:
the difference is another way of saying subtraction so the subtraction of 9 and 2 which is obviously 7
Answer:
25/8 :))
Step-by-step explanation:
Answer
The solution set includes all numbers less than or equal to 199.There should be a closed circle at 199 then have an arrow pointing towards the left.Negative solutions do not make sense for the situation.
Step-by-step explanation:
You can only add exponents if you are multiplying two of the same variable together. For example,

You take them away if you are dividing.
<span>

In a polynomial equation, you can add together two of the same variable if they have the same exponent
</span>

Or you can take them away in a similar fashion,
<span>

But you cannot add two (or more) different exponents,
</span>

(it does not get any simpler)
I hope this has answered your question, if not, leave a comment and I'll update the answer.