Answer:
2/3 of paint I believe because of the amount shown
Y=my+b is the first step to your question so it’s 3x+20
Answer:
can't prove a nt with info given
Answer:
9 cans
Step-by-step explanation
Side length of the squared ceiling = 15m
Area of a square = side x side = 15 x 15 = 
Area of paint each can covers = 25m
∴Number of paint cans needed to paint the entire ceiling =
= 9 cans
Answer:
Below
Step-by-step explanation:
a)
● x^2 - 720
● x^2 - √(720)^2
● ( x + √720) ( x - √720)
b)
● 15xy + 15 + 9y + 25x
● 5x ( 3y + 5) + 15 + 9y
● 5x ( 3y + 5) + 3 ( 5 + 3y)
● ( 3y + 5) ( 5x + 3)