Answer: additive inverse
Step-by-step explanation:
Answer: the plain pencil costs 10 cents and the colored pencil costs 20 cents
Answer:
2435
Step-by-step explanation:
Answer:

Step-by-step explanation:
We have the equation 
In order to solve for x, we need to get all of the x's to one side and everything else to the opposite side

First, we can add 1 to each side

Now, we can add x to each side

Next, we can divide each side by 2

And here is our answer.