Monday
September 22, 2014

Posts by chchch


Total # Posts: 42

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, ∞)
July 18, 2012

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}
July 18, 2012

Math
contains (10, -8) with undefined slope A) x = -8 B) y = -8 C) x = 10 D) y = 10
July 18, 2012

Math
Through (4, 3), m = - 3 A) y = -3x+1/15 B) y = -1/3x + 15 C) y = -3x + 15 D) y = -3x - 15
July 18, 2012

Math
x + 8 = 0 A) Undefined B) 1 C) -8 D) 0
July 18, 2012

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
July 18, 2012

Math
what is the domain of this function how did you find the domain. f(x)=(2x-3)/(x+9)
July 17, 2012

math
show me step by step how to find the domain of this function then graph it g(x)=2x-4
July 16, 2012

Math
How do you know that
July 16, 2012

Math
can you show me step by step how tot find the domain of a function like this h(x)=7x-2
July 16, 2012

Math
how do you know it represents a line
July 14, 2012

Math
is x-7y=2 a function
July 14, 2012

math
is y2=6-x2 a function
July 14, 2012

Math
i still don understand how do you know y=x-9 is a straight line
July 14, 2012

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
July 14, 2012

Math
but how do you know if an equation is a straight line or not
July 14, 2012

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
July 14, 2012

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
July 14, 2012

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
July 12, 2012

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 are in the salad? A) 13...
July 12, 2012

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    ...
July 10, 2012

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 how you got the ...
July 8, 2012

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 per minute. How would I...
July 8, 2012

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 type and im stuck too (-...
July 7, 2012

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
July 5, 2012

math
what would be the slope of each of these individual lines L1. (4,6) (-1,4) L2. (-3,-8) (-2,-9)
July 5, 2012

math
what would be the slope of each of these individual lines L1. (4,9) (-1,4) L2. (-3,-8) (-2,-9)
July 5, 2012

math
what would be the slope of each of these individual lines L1. (7,10) (-3,5) L2. (4,-3) (-2,0)
July 5, 2012

math
what would be the slope of each of these individual lines L1. (3,2) (4,8) L2. (6,7) (0,8)
July 5, 2012

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 frames.
July 5, 2012

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 employees in 2010
July 5, 2012

math
what is the slope equation for the two points (1/2,4/5) and (3/2,1/5)
July 5, 2012

math
what is the slope equation for the two points (.6,.5) and (.2,-.3)
July 5, 2012

math
what is the slope equation for the two points (.6,.5) and (.2,-.3)
July 5, 2012

math
what is the slope and y intercept of x=2
June 26, 2012

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 receive? A) 6 ...
June 24, 2012

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
June 24, 2012

math
) 14 > x + 11 A) (-∞, 3] B) [3, ∞) C) (-∞, 3) D) (3, ∞)
June 24, 2012

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
June 22, 2012

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
June 22, 2012

math
George Polya has a four-step process for Problem Solving. What is the first step?
June 22, 2012

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.
June 22, 2012

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