Answer: y = 40 + 15 + .25x , y = 45 + .35x
Step-by-step explanation: What is your question? if your looking to put them into forms then here it is
Answer: 170
Step-by-step explanation: To find the percent change, simply multiply this number by 100.
Answer:
5.5%
Step-by-step explanation:
To solve this problem we can use a modified version of the simple interest formula which is shown below:

<em>I = interest amount</em>
<em>P = principal amount</em>
<em>t = time (years)</em>
<em />
The first step is to find the interest gained from the investment.

Next, plug in the values into the equation:
Multiply the bottom values
Divide the values

The last step is to convert 0.055 into a percent:

The interest rate is 5.5%
Answer: f^-1(4)= 2 f^-1(-5)= -4 f^-1(0)= 0
Step-by-step explanation:
Answer:
16x+36
Step-by-step explanation:
4(4x + 9)
16x+36