Answer:
y= 1200(0.92)^x
Step-by-step explanation:
Given data
Cost price= $1200
Rate of decrease= 8%
Let the time be x
The expression that describes an exponential function is
y= ab^x
for decrease b= 1-r
y= 1200(1-0.08)^x
y= 1200(0.92)^x
Hence the expression is
y= 1200(0.92)^x
Answer:
A. 904.32 ft cubed
Step-by-step explanation:
9a - c Replace a with -7 and c with 6
9(-7) - 6 Multiply 9 by -7
-63 - 6 Subtract
-69
Answer:
14 yards
Step-by-step explanation:
74.5-18.5=56
4x=56
x=14