Answer:
7. 36 8. 1 9. 21
Step-by-step explanation:
You plug in the variables in the equation.
7.
8. 
9. 
Answer:
1566
Step-by-step explanation:
20*50=1000
20*4=80
<h3>1000+80=1080</h3>
9*50=450
9*4=36
450+81=486
<h2>1080+486=1566</h2>
Answer:
The numerator factors to

The denomenator factors to

The answer is 0.1 lbs. Or 1/10 lbs.
Hope this helps!
Answer:
-1/3 1/4 answers b
Step-by-step explanation: