# Search results

1. ### Solve For B In Terms Of A

Did I do this one correctly? Homework Statement If a = f - 2 and b = 4f + 5, what is an expression for b in terms of a? It's multiple choice: 4a 4a - 4 4a + 2 4a + 7 4a + 13 The Attempt at a Solution a = f - 2 and b = 4f + 5 add 2 to each side ----> a = f and b = 4f + 7...
2. ### Solve for X

Did I do this problem correctly? Homework Statement The √ sign extends over x+3 only. Solve for x. √(x+3) + 3 = 9 The Attempt at a Solution subtract 3 from each side √(x+3) = 6 √(33 + 3) = 6 √36 = 6 x = 33
3. ### On the Graph, For How Many Values of x Does y=x?

Homework Statement On the graph, for how many values of x does y=x? Homework Equations The Attempt at a Solution The obvious answer is (0,0). There have to be more. I don't know how to go about finding this answer.
4. ### Find The Area of A Quadrilateral

The Area of A Quadrilateral Given A Square Homework Statement In a square PQRS, point T is the midpoint of side QR. If the area of square PQRS is 3, what is the area of quadrilateral PQTS? Homework Equations area = 1/2 base * height The Attempt at a Solution Side QR = 1.737 Side RS =...
5. ### The Distance Between Vertices

[SOLVED] The Distance Between Vertices Homework Statement A triangle has vertices at points A, B and C, which are located at (1,0), (-3,0), and (0,5) respectively. What is the distance from the midpoint of AB to point C? Homework Equations The Attempt at a Solution I plotted the...
6. ### Find The Value of X Given (x,2)

[SOLVED] Find The Value of X Given (x,2)... Homework Statement In the figure above, Lines AB and BC are radii of the circle with center B. What is the value of X? (see attached) I am lost. I don't know how to begin to solve this problem. <ABC is a right triangle. Does that factor into the...
7. ### Probability Problem

Homework Statement On a game show, darts are thrown at a circular target. It's radius = 10 meters. Within the target is another circular region called the red zone. If a dart is thrown and hits the red zone, the player gets 25 bonus points. The radius of the red zone = 5 meters. If every dart...
8. ### Mystery Number (Algebra?)

Homework Statement The sum of 8 positive integers is 31. If no individual integer value can appear more than twice in the list of 8 integers, what is the greatest possible value that one of the integers can have? Homework Equations ? The Attempt at a Solution My answer is 16. I did a lot of...
9. ### Word Problem (Algebra?)

Homework Statement It took Bill 1.5 times as long to drive to work as it took him to drive home. If the trip was 60 miles in each direction, and the total drive time round trip was 3 1/3 hours, what was Bill's average speed in mph on the way to work? Homework Equations Needs to be...