Set up the equation ... 60 + 40X = total charges... where X is the number of hours (8.5)
60 + 40(8.5) = ?
60 + 340 = ?
400 = total charges
Answer:
X = -7
Step-by-step explanation:
Answer:

Step-by-step explanation:
By applying geometric mean theorem in the given right angle,

By substituting values in the given ratio,




Exact value of y is
.
Answer:
1/4
Step-by-step explanation:
dy/dx(1/4x + 14)=1/4
Formula 1 mi =in * 63,360
So 0.9*63,360= 57024 inches