y = -7.3x + 39.7
The first thing we must do for this case is to make use of the given equation and replace the value of y:
17.8 = -7.3x + 39.7
Now we clear x:
7.3x = 39.7-17.8
x = (39.7-17.8) / (7.3)
x = 3
Answer:
the tub will have 17.8 gallons of water remaining after 3 minutes
Answer:
Step-by-step explanation:
Answer: 36 centimeters.
Step-by-step explanation:
Given : Area of a rectangular poster = 504 square centimeters.
The width of the poster is 14 centimeters.
We know that area of rectangle :-

Let l be the length of the poster .
Substitute the above values into this , we get

i.e. 
Divide both sides bby 14 , we get

Hence, the length of the poster = 36 centimeters.