Answer:

Step-by-step explanation:
We can substitute the given values of
,
, and
to find the value of this expression.


We know that <em>two negatives make a positive. </em>This means that
will be the same this as 

Adding a negative is the same as subtracting a positive.


Hope this helped!
Answer:

Step-by-step explanation:

Answer:
200
Step-by-step explanation:
160/80 is 2. 2 times 100 is 200
Answer:
yes it's right tick it right one
Answer:
7x-4 = -28
4y+8 = 4(y + 2)
Step-by-step explanation: