Answer:
x - 7/9 = f(x)^-1
Step-by-step explanation:
f(x) = 9x + 7
y - 7 = 9x
y - 7/9 = 9x/9
Interchange!
x - 7/9 = y
The answer is either b or c
Answer:
$100
Step-by-step explanation:
20%+30% = 50% off
50/100 = 1/2
200*1/2 = $100
Answer:
B. √14
Step-by-step explanation:
The line shows point R which looks like it is 3.7 and the square root of 14 is 3.748.... So it is closest to the point R on the line.
Hope This Helps :)