Use a number line to add and subtract. With multiplying and dividing just do it like a whole number. But remember, you take the sign of the larger number (example: -20 + 9 = -29). And when there is two negatives (interger)it equals a positive.I hope this helps!
I would say real and irrational.
Answer:
=7x
Step-by-step explanation:
The answer is for that problem is -3
