-8w+3z
w=2.2
z=-9.1
-8(2.2)+3(-9.1)
-17.6-27.3
-44.9
The answer is -44.9
<span>24 3/4 miles is the distance
1/2 hour - is time
V=S/t
24</span>

/ 0.5 =

=49.5 miles per hour
It would be 15x/9x
Hope this helps
Answer:
A, 6
Step-by-step explanation:

<em>subtract</em>
from both sides

<em>divide</em> both sides by 

<em>plz mark me brainliest</em> ;)
Answer:
28
Step-by-step explanation:
16−(−12)
=16−(−12)
=16+12
=28
____________________________________________________________
28 is your answer
(Hope it helps)