Plz I need point and brainlist but I think it’s 20
Answer:
Two boxes will cost The cost of one tile is approximately
Step-by-step explanation:
Note that 1 ft = 12 in, then
The area of the floor is
Now
then
144 sq. in - 1 tile,
9540 sq. in - x tiles.
Mathematically,
tiles is needed to cover the floor (67 full tiles).
Each box of tiles contains 45 tiles, so Cristina has to buy 2 boxes. These two boxes will cost The cost of one tile is approximately
11x = -7y
this is the answer because you combine the x together
Its either a or b, but what does those signs around x means