Answer:
a = -9
Step-by-step explanation:
8 - a = 17
8 -17 = a
-9 = a
Answer:
<h2>6</h2>
Step-by-step explanation:

Answer:
Here is the answer
Step-by-step explanation:
36 = 3x2x3x2
8 = 2x2x2
42 = 7x3x2
For the sake of it c=x
13.50+9x=36
36-13.50=22.5
9x=22.5
22.5/9=2.5
X=2.5