Answer:
the answer is 30.45
Step-by-step explanation:
Solve 180=10x+10 to find your answer (:
Answer:

Step-by-step explanation:
I supposed that is a "n".
Steps as below:

So if you're adding two negatives you move left, positive you move right, and when you have to determine a negative, and a positive you just have to see which one is the farthest from zero which the farthest one's sign is either positive, or negative. Positive to move right, and negative to move left.