How do you simplify #x+ (x+2)#?
It is important to combine the like terms in expressions such as this
Like terms have the same variable raised to the same power, such as
You can combine the like terms (or "add") them to each other. In this case, we have two
You can combine the two
Our answer is:
There is an extremely important reason why I do what I am about to do. It helps understanding!
This is the same as:
Multiply everything inside the brackets by (+1) giving:
So we have 2 of
Suppose the question had been different and we had instead
Multiply everything inside the bracket by