Все публикации

0:01:58

If |4x - 4| = 112, what is the positive value of x - 1?

0:01:28

4x = 20; -3x + y = -7; The solution to the given system of equations is (x, y). What is the value...

0:01:51

A rocket contained 467,000 kilograms (kg) of propellant before launch. Exactly 21 seconds after....

0:00:24

If x = 7, what is the value of x + 20?

0:03:55

Digital SAT Blue Book Test 3: Section 2 Module 2 (easy)

0:03:55

A square is inscribed in a circle. The radius of the circle is (20sqrt2)/2 inches. What is the....

0:03:53

y is greater than 13x - 18; For which of the following tables are all the values of x and their.....

0:04:38

Two data sets of 23 integers each are summarized in the histograms shown. For each of the....

0:04:02

x(kx - 56) = -16; In the given equation, k is an integer constant. If the equation has no real....

0:02:28

x^2 - 2x - 9 = 0; One solution to the given equation can be written as 1 + sqrt(k), where k is a....

0:02:51

f(x) =9(4)^x; The function f is defined by the given equation. If g(x) = f(x + 2), which of the....

0:04:34

A small business owner budgets $2,200 to purchase candles. The owner must purchase a minimum of...

0:02:57

The table gives the coordinates of two points on a line in the xy-plane. The -intercept of the.....

0:03:27

4x - 9y = 9y + 5, hy = 2 + 4x; In the given system of equations, h is a constant. If the system....

0:03:15

Which of the following expressions is(are) a factor of 3x^2 + 20x - 63?

0:02:20

For the function q, the value of q(x) decreases by 45% for every increase in the value of x by 1....

0:02:35

A cube has a volume of 474,552 cubic units. What is the surface area, in square units, of the cube?

0:02:35

Which expression is equivalent to 4/(4x - 5) - 1/(x + 1) ?

0:02:02

In right triangle RST, the sum of the measures of angle R and angle S is 90 degrees. The value of...

0:03:30

The circle shown has center O, circumference 144pi, and diameters PR and QS. The length of arc PS...

0:03:51

F(x) = 9/5 (x -273.15) + 32; The function F gives the temperature, in degrees Fahrenheit, that.....

0:01:46

What percentage of 300 is 75?

0:01:08

y = x + 4; Which table gives three values of an and their corresponding values of y for the given...

0:01:37

x - 29 = (x- a)(x - 29); Which of the following are solutions to the given equation, where a is a...