Answer:
A
Step-by-step explanation:
｡☆✼★ ━━━━━━━━━━━━━━ ☾
4500/900 = 5
Multiply 4 by this value:
4 x 5 = 20
He ran the machine for 20 hours.
Have A Nice Day ❤
Stay Brainly! ヅ
- Ally ✧
｡☆✼★ ━━━━━━━━━━━━━━ ☾
The answer to this is -3y-8
Random variable because it has all the signs to being a random variable
