Answer:

Step-by-step explanation:
The exponential function looks like the following:
.
If the function passes through the point (2, 80), then:
→
Solving for 'b':
→
Then, the equation of exponential function that passes through the point (2, 80) is: 
Answer:
Quotient = 2a + 5
Step-by-step explanation:
Using factoring method

Or, 
Or, 
Or, 2a + 5 This is required quotient .. Answer
Answer:
Step-by-step explanation:
f(x)=42-0.45(x) Solution 13.5 dollars expend in 30 Finishing nails
f(x)=42-0.60(x) Solution 18 dollars expend in 30 Common nails
If he gets paid 60 for 5 hours that's 12 per hour so 12 times 8 is 96