Answer:
Its (A), 1/9a^2
if you work out all of the other options it does not equal to the expression (3a)^-2
Step-by-step explanation:
Answer:
a - (6-9)
Hopefully this is correct
Step-by-step explanation:
The equation in standard form would be,

All you have to do is move -2/7x to the other side.
Hope this helped
:D
<span>x = price movie = 4.25
y = price game = 5.50</span>