Answer:
-85
Explanation:
Given the mathematical expression:

First, we recall the product of signs.

So, first, we open the bracket:

We then simplify:

The result is -85.
Answer:
7x + 15x= 21x
Step-by-step explanation:
7x + 15x
= (7 + 15)x
= 22x
Answer:
its the second one from the left
1×4=4
3×4=12
6×4=24
Answer:
It's simple ill show yu.
Step-by-step explanation:
First, you tap on the persons avatar name, then you click the plus button to friend them! ;)