Answer:

Step-by-step explanation:
The reciprocal of a number is 1 / the number,
so the reciprocal of x is
.
Hope this helps, let me know if you have any questions! :)
They are all perfect squares
(9x+2)(9x+20
(9x+2)^2
Answer:
not sure but -1/8
Step-by-step explanation:
Answer:

Step-by-step explanation:
we know that
The expression Subtract
from
is equivalent to the algebraic equation


Group terms that contain the same variable
Combine like terms


