Answer:
a. 
b.

c. 
Step-by-step explanation:
a. In the account are 6 deposits of the paid that Tom gets each month and the initial $1240. Let
be the paid Tom gets each month, then:

Solving for
:

b)Let
be pounds contained in the first box,
the pound in the second box,
the pounds in the third box and
the pound in the fourth box, then:

Substitute the value of
in the last equation:

Substitute all the equation in the first and solve for
:

Solving for x2,x3, and x4:

c) Simon is ordering 5 cans and 5 racquets, the total from the cans is 5(4)=$20. Let x be the cost of each racquet,

Solving for x:

Answer:
B
Step-by-step explanation:
As the graph approaches positive infinity along y-axis, it goes both negative and positive directions along the x-axis.
Answer:
There are 5 wolves per 3 Cougars
Step-by-step explanation:
The exponential function that models this situation is:

------------------------------------------
A decaying exponential function has the following format:

In which:
- y(0) is the initial value.
- r is the decay rate, as a decimal.
In this problem:
- The stock started at $225, thus
. - Declines at a rate of 25% every 2 weeks, thus

The equation is:



A similar problem is given at brainly.com/question/24282972
Answer:
Step-by-step explanation:
Domain:all real values
Range:[5,∞)