chchch

Most popular questions and responses by chchch
  1. math

    A pencil box and a notebook together cost $6.28. The notebook costs $0.70 more than the pencil box. How much does the notebook cost? A) $4.19 B) $2.09 C) $3.49 D) $2.79

    asked on June 22, 2012
  2. math

    On August 13, the Bryer family received 23 pieces of mail, consisting of magazines, bills, letters, and ads. If they received the same number of magazines as letters, three more bills than letters, and five more ads than bills, how many magazines did they

    asked on June 24, 2012
  3. Math

    A fruit salad is made up of cantaloupe, strawberries, and bananas. If a salad weighing 65 ounces contains three ounces of bananas for every ounce of strawberries and has the same number of ounces of cantaloupe as strawberries, how many ounces of bananas

    asked on July 12, 2012
  4. math

    8) A high school graduating class is made up of 445 students. There are 97 more girls than boys. How many boys are in the class? A) 445 boys B) 271 boys C) 97 boys D) 174 boys

    asked on June 24, 2012
  5. math

    a deep sea diving bell is being lowered at a constant rate. after 8 minutes, the bell is at a depth of 400 ft. after 40 minutes the bell is at a depth of 1700ft. use the ordered pairs (8,400) and (40,1700) to determine the average rate to lower the bell

    asked on July 8, 2012
  6. math

    A rectangular field is to be enclosed with 1130 ft of fencing. If the length of the field is 65 ft longer than the width, then how long is the field? A) 380 ft B) 315 ft C) 335 ft D) 250 ft

    asked on June 22, 2012
  7. math

    in 2000 one small town had 250 city employees. in 2005 it had 325 employees. A. use the coordinates (0,250) and (5,325) to find the equation in point slope form that represents the average rate of increase for the number of employees. B. find the number of

    asked on July 5, 2012
  8. math

    George Polya has a four-step process for Problem Solving. What is the first step?

    asked on June 22, 2012
  9. Math

    Through (4, 3), m = - 3 A) y = -3x+1/15 B) y = -1/3x + 15 C) y = -3x + 15 D) y = -3x - 15

    asked on July 18, 2012
  10. Math

    Need help with domain and range how do you find the domain and range of y=x+8. after that one how do you find the domain and range of 7x+y=1

    asked on July 14, 2012
  11. Math

    A rectangular field is to be enclosed with 1270 ft of fencing. If the length of the field is 75 ft longer than the width, then how wide is the field? A) 430 ft B) 355 ft C) 280 ft D) 385 ft

    asked on July 12, 2012
  12. Math

    please help find the equation of the line with the given properties. write the equation in slope intercept form if possible 1. contains (-5,6) and (4,8) 2. contains (-5,-4) and is parallel to x=5 3. contains (-7,8) and is perpendicular to y=-6 please show

    asked on July 8, 2012
  13. math

    what is the slope and y intercept of x=2

    asked on June 26, 2012
  14. math

    Alamo, Brushy, Chet, and Dolly are in an armadillo race. Chet is the slowest. Dolly is faster than Alamo, but slower than Brushy. Name the finishing order of the armadillos.

    asked on June 22, 2012
  15. Math

    is x-7y=2 a function

    asked on July 14, 2012
  16. Math

    how do you find the domain and range of y=absolute value of x-9 then how would you find it for y=x^3+8 thank you

    asked on July 14, 2012
  17. Math

    please help please show work so i can do others ok so i have to find the equation of the linethat contains given point and is parallel to the given line then write a slope intercept form if possible (8,-4) y=-1/2x+11 I also have to do the same for this

    asked on July 7, 2012
  18. math

    a company was charged $290 for 13 frames. it was charged $430 for 20 frames. A. use the coordinates (13,290) and (20,430) to write a linear equation in point slope form that gives the relationship of the cost to the number of frames B. find the cost for 25

    asked on July 5, 2012
  19. math

    what is the slope equation for the two points (.6,.5) and (.2,-.3)

    asked on July 5, 2012
  20. Math

    which interval notation would go with this equation -5(4x - 14) ≥ -25x + 35 A) {x|x < -7}; (-∞, -7) B) {x|x ≤ -7}; (-∞, -7] C) {x|x > -7}; (-7, ∞) D) {x|x ≥ -7}; [-7, ∞)

    asked on July 18, 2012
  21. Math

    complete the ordered pairs x = 2y - 8 ( , 0), (0, ),{ ,1/2} A) (4, 0) , (0, -8),{17/4,1/2} B) (-8, 0), (0, - 4) , {-9,1/2} C) (0, 0), (0, 0), {1,1/2} D) (-8, 0), (0, 4) , {-7,1/2}

    asked on July 18, 2012
  22. Math

    contains (10, -8) with undefined slope A) x = -8 B) y = -8 C) x = 10 D) y = 10

    asked on July 18, 2012
  23. Math

    x + 8 = 0 A) Undefined B) 1 C) -8 D) 0

    asked on July 18, 2012
  24. Math

    Given the linear equation 5y = -3x + 19, find (a) the slope of a line perpendicular to the given line. (b) the slope of a line parallel to the given line. A. (a) -5/3 (b) 3/5 B. (a) -3/5 (b) 5/3 C. (a) 5/3 (b)-3/5 D. (a) 3/5 (b)-5/3

    asked on July 18, 2012
  25. Math

    what is the domain of this function how did you find the domain. f(x)=(2x-3)/(x+9)

    asked on July 17, 2012
  26. math

    show me step by step how to find the domain of this function then graph it g(x)=2x-4

    asked on July 16, 2012
  27. Math

    can you show me step by step how tot find the domain of a function like this h(x)=7x-2

    asked on July 16, 2012
  28. math

    is y2=6-x2 a function

    asked on July 14, 2012
  29. Math

    if a relation exists between x and y, then we say that x ____ y or that y ___x and we write x---->y a)depends on;corresponds to b)corresponds to; depends on c)depends on;depends on d)corresponds to; corresponds to

    asked on July 14, 2012
  30. Math

    if a relation exists between x and y, then we say that x ____ y or that y ___x and we write x---->y a)depends on;corresponds to b)corresponds to; depends on c)depends on;depends on d)corresponds to; corresponds to              

    asked on July 10, 2012
  31. math

    given the equation 2x-8y=8, determine as coordinates (a)the x intercept (b) the y intercept A (a)(0,0) B (a)(-4,0) C(a)(4,0) (b)(0,1) (b)(0,-1) (b)(0,-1) D (a)(-1,0) (b)(0,4) would it be a,b,c,d and how did you get it

    asked on July 5, 2012
  32. math

    what would be the slope of each of these individual lines L1. (4,6) (-1,4) L2. (-3,-8) (-2,-9)

    asked on July 5, 2012
  33. math

    what would be the slope of each of these individual lines L1. (4,9) (-1,4) L2. (-3,-8) (-2,-9)

    asked on July 5, 2012
  34. math

    what would be the slope of each of these individual lines L1. (7,10) (-3,5) L2. (4,-3) (-2,0)

    asked on July 5, 2012
  35. math

    what would be the slope of each of these individual lines L1. (3,2) (4,8) L2. (6,7) (0,8)

    asked on July 5, 2012
  36. math

    what is the slope equation for the two points (1/2,4/5) and (3/2,1/5)

    asked on July 5, 2012
  37. math

    what is the slope equation for the two points (.6,.5) and (.2,-.3)

    asked on July 5, 2012
  38. math

    ) 14 > x + 11 A) (-∞, 3] B) [3, ∞) C) (-∞, 3) D) (3, ∞)

    asked on June 24, 2012
  1. Math

    How do you know that

    posted on July 17, 2012
  2. Math

    how do you know it represents a line

    posted on July 15, 2012
  3. Math

    but how do you know if an equation is a straight line or not

    posted on July 14, 2012
  4. Math

    i still don understand how do you know y=x-9 is a straight line

    posted on July 14, 2012