I’m pretty sure it’s 9x+8
Answer:

Step-by-step explanation:

Step 1: Factor out the common term 

Step 2: Add the whole numbers

Step 3: Combine the fractions:

Step 4: Convert the improper fractions to mixed numbers

Step 5: Add the numbers

Therefore, the answer to the equation is
in fraction, and decimal; 
Answer:
80 feet
Step-by-step explanation:
c=d
Substitute 250 in for circumference
250=
d
Divide by
or 3.14
d=79.617...
So, the diameter is approximately 80 feet
Hope this helps! :)
Answer:
C: one triangle
Step-by-step explanation:
well a triangle = 180°
45+45=90
90+90=180
Answer:
12
Step-by-step explanation:
12/2=6
Tell me if it works