Check on this website
file:///C:/Users/nadim/Downloads/Lesson%207%20Problem%20Set.pdf
Answer:10 gallons are needed to paint 15,000 square feet of wall.
Step-by-step explanation:
3,000/2=1,500
15,000/1,500=10 gallons
We have :
s - 39⁰+ s - 9⁰ = s + 29⁰
s + s - s = 29⁰ + 9⁰ + 39⁰
s = 77⁰
Answer: 77⁰
Ok done. Thank to me :>
I would have loved to help but you didn’t attach the picture as far as I’m concerned or I don’t see it sorry ^^;;
