Friday

March 27, 2015

March 27, 2015

Total # Posts: 999

**Algebra 2**

2. Biologists want to set up a station to test alligators in the lake for West Nile Virus. Suppose that the costs for such a station are $2,500 for setup costs and $3.00 to administer each test. a. Write an expression that gives the total cost to test x animals.
*January 25, 2010*

**algebra**

5+5x<40
*January 24, 2010*

**algebra**

im not good at algebra is it 4
*January 24, 2010*

**algebra**

8x-(4x+6)=2 the solution is x=
*January 24, 2010*

**algebra**

0.4x+4<0.8x-7 the < has a line under it im supposed to put a inequality symbol and the rest of the answer
*January 24, 2010*

**algebra**

so the answer this whole time is 6?
*January 24, 2010*

**algebra**

a+b for a=34 and b=2 ____ 6 a+b= ______ 6 i dont get this
*January 24, 2010*

**algebra**

is there a solution to this promblem? 9x+3y=-60 -9+y=76 help please??
*January 17, 2010*

**acc/220**

Write a 350- to 700-word paper describing a balance sheet, an income statement, a retained earnings statement, and a statement of cash flows. How does a company use these financial statements to make future business decisions? Use and define the following terms in your paper ...
*January 1, 2010*

**physics**

An analyzer is rotated about an incident ray. The intensity of light is found to increase and decrease, but it does not become zero at any point. The incident light is: a.partially polarized b.plane-polarized c.polarized in two planes d.unpolarized
*December 16, 2009*

**math**

How many 2s are there in 7
*December 13, 2009*

**algrebra**

10-3y-7y<30 the solution set is {y/y>= } i dunno how to do this?
*December 6, 2009*

**HELP**

So I do I find the phase shift based off this?
*December 3, 2009*

**fallacies**

Need help with two questions 8. From a letter to the editor: “The counties of Michigan clearly need the ability to raise additional sources of revenue, not only to meet the demands of growth but also to maintain existing levels of service. For without these sources those ...
*November 24, 2009*

**algebra**

im not to good at algebra so here goes im supposed to multiply 5.(3.2) i know im supposed to multiply both sides by 5 but be on that im not sure what to do help please?
*November 22, 2009*

**physical science 8th grade**

Copper has 2 known isotopes: ^63CU atomic mass= 62.9298 and ^65 CU atomic mass=64.9278. The average atomic mass of copper is 63.546 amu. Calculate the fraction(percent) of each of the 2 isotopes of copper
*November 4, 2009*

**algebra**

1 - 11 its supposed be like that
*November 1, 2009*

**algebra**

-4x>1 - 11 typeb an inequslity or fraction
*November 1, 2009*

**algebra**

would it be 6.10 p.m.
*November 1, 2009*

**algebra**

heres a bad one i cant get trains A and B are travling in the same direction on a parrallel track train A is travling at 100 mph and train B is travling 104 mph train A passes a station at 5:10 p.m. if train B passes the same station at 5:40 p.m. at what time will train B ...
*November 1, 2009*

**algebra**

i have to find the slope and the y intercept i dont no how to do slopes f (x)=-5x-2 the slope is the y intercept is(0, )
*November 1, 2009*

**business**

I have to write a paper on a detail dealing with a problem in a medical supply office. 10 years ago Liz Jakowski promote me to office manager. I manage two employees: jack snyder and ruth disselkoen. My office provide office support for members of the executive team. Two years...
*November 1, 2009*

**algebra**

y=x-4 x+y=14 x+(x-4)=14 x+x-4=14 2x=18x x=9 check answer x+(x-4)=14 9+9-4=14 18-4=14 14=14 so 9 is your correct answer
*November 1, 2009*

**Calculus**

So how come we can not say that x can not equal 3 because I'm getting 8 when x = 3 also how come we say range is all reals when its not because y will never equal 1
*October 31, 2009*

**Calculus**

...every number except 1?
*October 31, 2009*

**Calculus**

so the range is... y is... arg confused
*October 31, 2009*

**Calculus**

oh... I did it right graph it if you don't believe me
*October 31, 2009*

**Calculus**

1 + 0 ------------- 1 - 0 I'm just getting 1????
*October 31, 2009*

**Calculus**

wait what am I doing wrong here (X+5)/(X - 3) (x+5)/x -------- (x-3)/x (1+5/X) -------- (1-3/x) i forgot were to go from here
*October 31, 2009*

**Calculus**

no... also all reals is wrong because i know you can never get a value greater than -5/3
*October 31, 2009*

**HELP**

I'm sure i did it right
*October 31, 2009*

**english**

please could someone tell me if my essay is ok.
*October 31, 2009*

**7th grade**

^^ i wwant to ask about... 1,000,000; base 10
*October 23, 2009*

**Math**

How do i change these into y=? 3x – 2y = –1 --> -2y= -1-3x 5x + 2y = 25 --> 2y= 25-5x
*October 19, 2009*

**Math **

Solve v/9 - v/ 21 +1/9 Answer is 0 Is this right
*October 18, 2009*

**Math **

Thank you I forgo about checking the answer
*October 17, 2009*

**Math **

the speed of train A is 16 mph slower than the speed of train B. Train A travels 210 miles in the same time it takes train B to travel 290 miles. Find the speed of each train. Train A = 58 mph Train B = 74 mph Can you tell me if this is right
*October 17, 2009*

**Math **

Thank you
*October 17, 2009*

**Math **

The problem is (14ac)-a^2-2ac+b^2) I need to subtract by removing a factor of 1 when possible the answer that I got is -a^2+16ac+b^2 can anyone tell me if this is right and if not can you help me solve
*October 17, 2009*

**MATH**

How many three-letter code symbols can be formed from the letters A, C, K, L , and M without repetition?
*October 17, 2009*

**Math**

I can not figure out the next step can someone help (x+3)*4+(x-3)*3=-5x 4x+12+3x-9=-5x 7x-3=-5x
*October 15, 2009*

**English**

I have an essay exam tomorrow, please can someone help me get some ideas about symbolic violence and how it effects men. I need it as soon as possible; because i have no idea about anything. Please someone help me!!!
*October 12, 2009*

**writing**

i have an essay exam tomorrow, please can someone help me get some ideas about symbolic violence and how it effects men. I need it as soon as possible; because i have no idea about anything. Please someone help me!!!
*October 12, 2009*

**Physics**

thanks that helps. so how would you solve it for the other listed values?
*October 7, 2009*

**Physics**

do you know which equation to use? i have no idea what to do!
*October 7, 2009*

**Physics**

Write a projectile motion problem with the initial condition vi=15 m/s at 50° above the horizontal. Solve this problem for ∆x, max height, and time of flight.
*October 7, 2009*

**science**

so they're near around trees and water? is that right
*October 5, 2009*

**science**

can anyone help me answer this question or give me websites can someone tell what is the shield volcano environment like in or around the volcano. please help and thank you
*October 5, 2009*

**math117**

Can you divide using the foil effect the answer I got then is 8x^2-17x-9
*October 3, 2009*

**math117**

Multiply (1-x)(9-8x) the answer that I came up with is (x-1)(x-8) can some help me and if I am wrong help me to solve
*October 3, 2009*

**physics**

Cars A and B are racing each other along a straight path in following manner: Car A has head start and is a distance dA beyond starting line at t=0. The starting line is at x=o. Car A travels at constant speed vA. Car B starts at starting line but has better engine than car A ...
*September 27, 2009*

**physics**

oops i meant that vB is greater than vA...sorry!
*September 27, 2009*

**physics**

Cars A and B are racing each other along a straight path in following manner: Car A has head start and is a distance dA beyond starting line at t=0. The starting line is at x=o. Car A travels at constant speed vA. Car B starts at starting line but has better engine than car A ...
*September 27, 2009*

**Algebra**

Find the x and y intercepts: y=x^2-3
*September 19, 2009*

**science**

what is the similarities and difference between an igneous rock and a metamorphic rock? please help and thank you =)
*September 19, 2009*

**Pre-Algebra**

What is the equations for numbers 4-14???? HELP fast PLEASE
*September 15, 2009*

**math**

I don't know
*September 14, 2009*

**algebra**

Can someone teach me the steps in finding these like terms I am not sure I am doing it right? 19c + 5d - 10c -8d I come up with 19c -10c =9c + 5d - 8d = 3d so: 9c - 3d do I finally got this?
*September 11, 2009*

**algebra**

find the indicated outputs for f(x = 3x^2 -5x f(0)= f(-1)= f (2)=
*September 10, 2009*

**algebra**

find the domain of the function g(x) = 2/8-3x I think answer is {x|x=0} but not sure
*September 10, 2009*

**algebra**

Soybean meal is 18% protein: cornmeal is 9% how many pounds of each should be mixed together in order to ge a 360 pound mixutre that is 13% protein: I get 200 cornmeal 160 soybean meal I think I put this backwards.
*September 10, 2009*

**algebra**

No I had the same answer I just forget to turn my sign around. Thank you
*September 10, 2009*

**algebra**

solve: -0.6x<-12
*September 10, 2009*

**algebra**

collect like terms: 19c + 5d -10c -8d it dosent come out right I get 9c + 13d
*September 10, 2009*

**algebra**

find the domain of the function P(x) =x^2 - 2x + 3 I don't get at all
*September 10, 2009*

**algebra**

Find the slpe if it exist of the line containing the pair of points: (2,3) and (9,-4) I get -7/7 but do I need to change this to -1 and why?
*September 10, 2009*

**algebra**

Determine whether (-4,5) is a solution of 4x + 8y =1 I would like the steps so I can practice this.
*September 10, 2009*

**algebra**

Use the distributive property to help solve the equation: 3(w-3)=-6 W= ??? I have 3w - 3*3 = -6 then I am lost, could someone explain the steps.
*September 10, 2009*

**math**

the freshman class ranges in height from 4'8"-6'. Write a compound inequality for the height of a freshman "f". Then write it as an absolut value inequality.
*September 10, 2009*

**11th grade math**

Suppose you earn $7.21 per hour and plan to work "h" hours per week. write an expression using variables that models the amount of money you will earn each week. Then, suppose you earn $10 in tips per week, regardless of the hours you work. How does this change the ...
*September 9, 2009*

**algebra 2**

An accountant is working on projections for his next assignment and finds that the cost to the company, C, can be expressed as |C-20,000|<4,000. a) solve for the projected cost by writing a compund inequality; then write it as an absolute value inequality.
*September 9, 2009*

**PSYCHOLOGY**

Can you think of situations when the egoistic model of altruism seems most likely correct? What about the empathy altruism hypothesis?
*August 24, 2009*

**phycology**

Explain how biological influences play a role in BPD?
*August 23, 2009*

**phycology**

Explain how biological influences play a role?
*August 23, 2009*

**phycology**

What are the benefits and risks of using diagnostic labels to describe maladaptive behavior?
*August 22, 2009*

**english**

Thank you, I can tell which sentence is written correctly, but trying to figure out the pronoun reason is a little confusing to me. I will research some more.
*August 19, 2009*

**english**

I need help figuring out how to phrase the reasons I picked the answers to the following sentences. I have the answer just can not figure out the best way to say why they are correct. Please help. Class is COM 150 week 9. A)My brother knows more about technology than me. b)My ...
*August 19, 2009*

**MATH Prob.**

Look into the text book and search for pobability in box array. create one and then give the answers
*August 6, 2009*

**English**

The following sentence indicates what kind of bias? Most of the democracies exhibited lethargy and shortsightedness in the face of fascist aggression. a)a postive bias b)There is no bias. c)a negative bias d)an aggressive bias
*August 5, 2009*

**English**

The following sentence indicates what kind of bias: The best art can cut through our tendency to experience life with complacency and prejudgment? a)There is no bias. b)a positive bias c)a partly positive and partly negative bias d)a negative bias
*August 5, 2009*

**MATH**

SO MY ANSWER WAS WRONG SO IT SHOULD BE 6>-9 RIGHT
*July 20, 2009*

**MATH**

USE < OR > TO MAKE THE STATEMENT TRUE 6 __ -9 DO I HAVE IT RIGHT 6 < -9
*July 20, 2009*

**chemistry- some help plzz totally lost on this one**

what answer did you get??
*July 13, 2009*

**Econmics**

Hi, Please I researched so badly, I need help to find information about Cybernomics issues and solutions. Please can you help me. Thank You.
*June 9, 2009*

**history**

i need facts about world war 1 !!!
*May 26, 2009*

**math**

thanks count
*May 21, 2009*

**math**

find the geometric mean of 6 and 24.
*May 21, 2009*

**math**

how many midsegments does a triangle have?
*May 20, 2009*

**math**

a median of a triangle connects what points of the triangle?
*May 20, 2009*

**math**

the circumcenter of a triangle is equidistant from the three blank of the triangle? i have to find the blank work
*May 20, 2009*

**math**

thank you
*May 20, 2009*

**math**

the angle bisectors of a triangle are concurrent at a point called the?
*May 20, 2009*

**math geometry**

thnx
*May 20, 2009*

**math subsets**

List all the subsets of {2, o, t}.
*May 17, 2009*

**math**

List all the subsets of {2, o, t}.
*May 17, 2009*

**math**

List all the subsets of {2, o, t}.
*May 17, 2009*

**math**

What am I suppose to do here does anybody know? Consider the set of northwestern states or provinces {Montana, Washington, Idaho, Oregon, Alaska, British Columbia, Alberta}. If a person chooses one element, show that in three yes or no questions, we can determine the element.
*May 12, 2009*

**chemistry**

Thank you
*April 19, 2009*

**chemistry**

That is 25 degree celsius
*April 19, 2009*

**chemistry**

A voltaic cell employs the following redox reaction: Sn^2+(aq)+ Mn(s)--> Sn(s) + Mn^2+(aq) Calculate the cell potential at 25 under each of the following conditions. a.)[Sn]= 1.51E-2 M [Mn]= 2.52M b.)[Sn]= 2.52 [Mn]= 1.51E-2 M
*April 19, 2009*

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