Atelevision and dvd player cost a total of $1056. the cost of the television is three times the cost of the dvd player. find the cost of each item

The cost of TV is $ 792 and cost of DVD player is $ 264

Solution:

Given, total cost of television and dvd player = 1056

The cost of the television is three times the cost of the dvd player.  

Now, let the cost of DVD player be "n", then the cost TV will be (1056 – n)

And, we know that, cost of TV is 3 times Cost of DVD

So, the cost of DVD player is $264, the cost of TV will be (1056 - 264) = $792

2

step-by-step explanation:

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,