I don't know how to get it.

I don't know how to get it.

The function f is defined by f(x) = x^2 - 2x - 24 Part A If f(x + 3) = x^2 + kx - 21, what is the value of k? Enter your answer in the box. ______________ Part...

Consider the following claim: If the point (2 + d, y) is on the graph of the function f(x) = x(x - 4), then the point (2 - d, y) is also on the graph. Use algebra to show that the...

trying to get a printer to expand a photo for a book cover

Select from the drop-down menus to correctly complete the sentence. To solve the equation x^2 - x - 2 = 0 for x by completing the square, a student could the equivalent equation. (x...

3 less than twice a number

if 3 is added to a number and the sum is tripled, the result is 27 more than the number. Find the number.

In a landscape plan, a rectangular flowerbed is designed to be 4 meters longer than it is wide. If 60 square meters are needed for the plants in the bed, what should the dimensions of the rectangular...

Let f(x)=2x and g(x)=2^x Graph the functions on the same coordinate plane. What are the solutions to the equation f(x)=g(x) ?

(-2,2);y=1/2 x-3

Curious. In a word problem I am asked for the ave speed of a man going to work 45 miles in 70 mins, then home 45 miles in 90 mins (due to traffic). Find ave speed. If I take the total distance / total...

product of all constants k such that the quadratic x^2+kx+15 can be factored in the form (x+a)(x+b), where a and b are integers

x^2 y^2/3 division by x ^3/2 y ^1/2 y ^-1/3

There's a wishing well, the first wish costs 6 golden coins, the second costs 12, the third costs 24 and so on. The total of making three wishes is the sum of the gold spent to make all the wishes,...

algebra word problem

This is an urgent question!

A. Add 3.7x to both sides of the equation. B. Add 4.3x to both sides of the equation. C. Subtract 18 from both sides of the equation. D. Subtract 34 from both sides of the equation.

I need an answer

How do I do this?? I am SO confused. Please help. 20x4 - 30x + 30

Cant figure this out