Monday
July 28, 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, ∞)

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}

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

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

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

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

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

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

Math
How do you know that

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

Math
how do you know it represents a line

Math
is x-7y=2 a function

math
is y2=6-x2 a function

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

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

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

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

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

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

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...

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    &...

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 answe...

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...

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 (-...

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

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

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

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

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

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.

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

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

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

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

math
what is the slope and y intercept of x=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 receive? A) 6 magazin...

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

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

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

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

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

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.

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