You really can’t simply it but if u use disruptive property it would be -x - -8
Answer:

Step-by-step explanation:
Solve for the value of
:

-Combine both
and
by subtracting
by
:


-Subtract
to both sides:


-Divide both sides by
:


So, the value of
is
.
Answer:
d) A = π(
)
Step-by-step explanation:
area = π 
diameter = 18
radius (half of diameter) = 9
area = π 
Answer:
64 times -2
Step-by-step explanation: