Hi there!
First, we need to find the area of the wallpaper.
42 × 25.5 = 1071
Now, we divide 771.12 by 1071.
771.12 ÷ 1071 = 0.72
So, the wallpaper costs 0.72 dollars per square foot.
Hope this helps!
Answer:
4(8+n)
(n×8) + (n×4)
8(n+4)
(n×8) + (n²)
Step-by-step explanation:
just very basically calculate or transform the expressions. pay attention to what is a multiplication, and what is an addition (sometimes the brackets try to suggest something else than what is actually there).
Answer:
450,000,000 = 4.5 x 10 to the 8th power
Step-by-step explanation:
Answer B as 6 divided by 24 is 4
Answer:
60
Step-by-step explanation:
180 - 120 = 60
when dealing with interior and exterior angles, the highest is 180 degrees
