Answer:
Positive 48 or 48
Step-by-step explanation: When we multiply a negative by a negative, it ends up being a positive. -8 x -6=48
Answer:
X' = (-3 , -5)
Y' = (-1, -1)
Z' = (4, -8)
General rule: (x,y) = (y, -x)
I am 1 brainly away from the next rank, your help would be appreciated
Answer:
.
It means that 673 of 9 inch tiles are required to cover an area of 400 square feet, when spacing the tiles a quarter inch apart.
Step-by-step explanation:
Given:
The function relating number of 9 inch tiles required and area to cover is:

Now, plug in 400 for
to evaluate
.

Therefore, Don required 673 of 9 inch tiles to cover an area of 400 square feet, when spacing the tiles a quarter inch apart.