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Posts by ann

Total # Posts: 1,486

algebra
thank you so much for your help reiny. i really appreciate it.ann

algebra
could you please help me? john needs to earn $693 to pay for trip. he finds job that pays $7 per hour and he mows lawns for $9. an hour a. write an inequality describing his goal in terms of hours at his job, x, and hours mowing lawns, y . i wrote 7x + 9y = 693., is this ...

algebra
thank you very much Jai for taking the time to help me ann

algebra
could you please check my answer and show me correct way . thanks for your help solve the equation if pssible -3|6n-2| +5 = 8 note:: 6n-2 is abolute value 6n-2 is positive -3|6n-2| + 5 = 8 |6n-2| = 6 6n - 2 = 6 6n - 2 +2 = 6 + 2 divide by 6 n = 8/6 6n-2 negative -3|6n-2|+ 5...

chemistry
Ca=1 C=1 O=3 H=2 Cl=2 Ca=1 C=1 O=3 H=2 Cl=2

Chemistyr
Why must the limiting reactant be used to determine the theoretical yield?

English
Yeah put kitchen staff

algebra
Reiny, thank you very much for your help. ann

algebra
could you please check this answer for me and correct. thanks given equation point slope form linear equation to use to do question. y-3 = 3(x+1) question rewrite this equation in standard form y- 3 + 3 = 3x - 3x +3 + 3 -3x+ y = 6 collect all variables on one side and ...

algebra
factor 80x5th power -360x3rd power + 405x

physics
PLEASE HELP ME SOLVE !!!! InMay 1998, forest fires in southernMexico and Guatemala spread smoke all the way to Austin. Those fires consumed forest land at a rate of 26900 acres/week. On the average, how many square meters of forest are burned down every minute? An acre is an ...

Math/solving two-step equatios(distributive properties)
Good morning I am actually trying to help my nephew who lives with me,he has a hard time understanding math and how to solve the equations. Is there anyone who can give me help on solving this & like problems with step by step (written in words explaining exactly how to solve ...

algebra
Steve thank you so much. ann

algebra
please help me here with a and b and do i have c and d correct?, i do not know how to start. john put his spare change in jar every night. If he has $11.09, at end of Jan. . 22.27 at the end of feb, 44.35 in April, 75.82 in july, 89.00 in aug. and 114.76. a. at the end of oct...

College Chem
Thanks DrBob222 :)

College Chem
A 2.446-g sample thought to contain only one volatile substance, MgCO3, was heated in a nitrogen atmosphere for 30 min. After cooling, the residue weighed 2.216 g. Calculate the percentage of magnesium carbonate in the sample.

algebra
thanks for your help very much steve.

algebra
given point slope form linear equation to use in answers y-3=3(x+ 1) a.What is equation in standard form of a parallel line that passes through (0, -2)? y = 3x -2 -3x + y = -2 b. on parallel line find the ordered pair where x = -2? would it be -2.0 if not what about? -2, -8 -3...

algebra
could you see if my answers are correct?? if not could you please help me get them right? thanks very much A train leaves a station at noon. train is 180 miles from its destination at 12:45 pm and 90 miles from its destination at 2:15. how far is station from destination?225 ...

English
so it would be this way: Everyone has a need to feel accepted and cared about, and it is family and friends that play a vital role in an individual’s lifestyle choices

English
would that be better: Everyone has a need to feel being accepted and cared about, and it is family and friends that play a vital role in individual’s lifestyle choices

English
Is this sentence grammatically correct? ''Everyone has a need to feel accepted and being cared about and it is family and friends that play a vital role in individual’s lifestyle choices.''

algebra
thank you so much for your help Henry, I really appreciate it. Ann I understand now where I went wrong. first mistake i made was using positive 1/3 and then it was downhill from there.

algebra
Could you please help me?? point-slope form linear equation y-3 = 3(x+1) what is the equation in standard form of a perpendicular line that passes through (5,1). i think you take 1/3 as slope, reciprocal, I am confused about how to proceed. I know you put variables on one side...

fiance
Can you answer this question today

algebra
thanks for your help. i really appreciate it. ann

algebra
could you please see if i have correct answers thanks very much use the point-slope form linear equation y-3=3(x+1) a. slope is 3 b. point this line passes through that is basis of this equatio y = 3 x = -1 c. rewrite this equation in slope-intercept form y = mx+b y-3=3(x+1) y...

physics
A child and sled with a combined mass of 59.0 kg slide down a frictionless slope. If the sled starts from rest and has a speed of 3.40 m/s at the bottom, what is the height of the hill?

algebra
please help me find error: f(1) = 1/3 -4/3(1) =1/3 - 4/3 = - 3/3 = -1 should -1 be +1 or is there no error thanks note i reduced question from posting about 10 am this morning.

algebra
thank you very much,

algebra
please help me find error: f(1) = 1/3 -4/3(1) =1/3 - 4/3 = - 3/3 = -1 should -1 be +1 or is there no error thanks note i reduced question from posting about 10 am this morning.

algebra 1 function question
given functions f(x) = 3x-5 and g(x) = 1/3 - 4/3x correct the error g(-3) = 1/3 - 4/3(3) = 1/3-4 = - 3 2/3 error i believe is 3 should be -3 so g(-3) = 1/3 - 4/3(-3) 1/3- (4/3 times -3/1) = 1/3 -( -12/3)= 1/3 +12/3 = 13/4 = 4 1/3 other one: f(1) = 1/3 - 4/3(1) = 1/3 - 4/3 = -3...

Math
The sides of a rectangle are in the ratio 2:5. The perimeter of the rectangle is 70cm. What is the Width of the the rectangle.

calculus
The derivative of f(x) = x^4/3 - x^5/5 attains its maximum value at x=

math
The derivative of f(x) = x^4/3 - x^5/5 attains its maximum value at x =

physics
A girl throws a slingshot pellet directly at a target that is far enough away to take 0.9 s to reach. How far below the target does the pellet hit? m How high above the target should she aim? m

physics
i need help w part b and c A proton is released from rest in a uniform electric field of magnitude 388 N/C. (a) Find the electric force on the proton. magnitude N direction (b) Find the acceleration of the proton. magnitude m/s2 direction (c) Find the distance it travels in 2....

physics
Two 4.0-g spheres are suspended by 9.0-cm-long light strings (see the figure). A uniform electric field is applied in the x-direction. If the spheres have charges of −3. 10-8 C and +3. 10-8 C, determine the electric field intensity that enables the spheres to be in ...

algebra
Thank you very much for explaining it to me. I am taking my first algebra course and I am having a difficult time in undestanding my text. You made this so clear. I really appreciate it. thanks Ann

algebra
please is this correct? write a direct variation equation that relates atoms of O oxygen to atoms of hydogen H Mary combined 8 atoms of hydrogen and 4 atoms of oxygen to get 4 molecules of water is this equation correct? O + 2H = WM

algebra
thank you drwls and damon, i really appreciate you help. ann

algebra
I posted this question earlier but I think I asked for too much so I am trying again and giving the answer I have, If you could tell me if it is correct, I would appreciate it. A sub is 7500 meters below sea level surfaces at rate of 80 meters per min. the depth of sub after m...

algebra
submarine is 7500 meters below, surfaces at rate of 80 meters per min. depth of sub after m minutes is given by d(m) = -7500 + 80m a. please give range for this function i thought -7500, is this correct? thanks b. make a table for graphing this function/ do not know how c. ...

geometry
For triangle ABC, if A is 52 degrees, B is 88 degrees, and C is 40 degrees, is AB the longest side

physics
A dockworker loading crates on a ship finds that a 20 kg crate, initially at rest on a horizontal surface, requires a 73 N horizontal force to set it in motion. However, after the crate is in motion, a horizontal force of 50 N is required to keep it moving with a constant ...

physics
The distance between two telephone poles is 59.0 m. When a 1.00 kg bird lands on the telephone wire midway between the poles, the wire sags 0.200 m. draw a free-body diagram of the bird. (do this on paper. your instructor may ask you to turn in this work.) how much tension ...

biology
thanks that's what i thought since he looked at where they lived water for fish and whale. thanks a lot ann

biology
Aristotle's system of classification, which 2 animals would be grouped together? A, seagulls and lizards B.seals and bats c. snails and butterflies d. whales and fish thanks

biology
thank you cam for your help.

biology
mammals are most closely related t : A, amphibians B. birds C. arthropods tks.

NEED HELP drawing a visual for this question
red-blue-purple = 4-3-2. red =160; blue = 120; purple -= 80. New total 560. Red has increased from 160 to (add 75% = 120) 280. Extra blue is 200 - 120 = 80. Total blue = 120 + 80 = 200. Blue as percentage of red = (200/280)x100 = 71.4%

calculus
what is the derivative of log3(x+X^2) log with base 3 i cant figure it out

algebra
thank you so much Henry, i really appreciate your help.

algebra
I made a typing error on last post so I thought I would try again . thanks for your help. Use the percent equation to answer the following. solve the percent equation for b. percent equation is a= p% . b i saw in text it set up as cross products a/b = p/100. I thought about ...

algebra
thanks, my typing let me down it should be solve for b

algebra
use the percent equation to answer the following. solve the percent equation for h percent equation is a/b=p/100 thanks

algebra
thank you ms Sue , i put that percent equation back on from yesterday, that was all the info given.

algebra
solve the formula for the indicated variable solve the volume of a rectangular prism v=lwh, for h

algebra
please help solve the percent equation for b. thanks

algebra
please write algebraic equation and solve thanks length of movie projected at 24 frames per second ; length(L)=24 f. solve for f

algebra
thank you

algebra
Please rewrite the following equation so that y is a function of x. 3x+18y=36 thanks for your help.

algebra
please help me write a complete algebraic solution thanks problem 18. mike, alex, olivia ran for the office of president of their senior class . of the 400 votes cast, olivia received 38% of the votes and michael received 116 votes. A. What % of the votes did michael receive? ...

algebra
please help me put this in algebra equation? baseball regular season =162 games after playing 54 of them team a has 28 wins . A. how many wins will team have at end of season, 54/162 = 1/3 so I know answer is 28 x 3 = 84 wins B. what is % of games won by team so far this ...

algebra
tks Reiny, i am having problems with these equation set-ups.

algebra
please help me write algebraic equation/ solution if membership for local zoo is $135, members do not pay admission but they are charged $3. to park . non-members admission is $25. for the zoo and $5. for parking. After how many visits have members and non-members paid the ...

psychology
choose three or four of the recommendations for happiness that you have practiced in your life.

psychology
Im doing a powerpoint on the pursuing happiness need so help on how to go about working on it

Physics
A 64.1-kg athlete leaps straight up into the air from a trampoline with an initial speed of 7.4 m/s. The goal of this problem is to find the maximum height she attains and her speed at half maximum height. Write the general equation for energy conservation and solve for the ...

physics
Help. Can someone provide a formula. ty The electric motor of a model train accelerates the train from rest to 0.540 m/s in 35.0 ms. The total mass of the train is 685 g. Find the average power delivered to the train during its acceleration.

physics2ndquestion
the consumption of natural gas by a company satisfies the empirical equation V= 1.5t + 0.008t^2 where V is in volume in millions of cubic feet and t is the time in months. rewrite the equation in unit of cubic meter nd seconds. put the proper units on the coefficients. assume ...

PHYSICS
thanks :) can you answer the sub question for this prob? it says "rewrite the equation in unit of cubic meter nd seconds. put the propr units on the coefficients. assume a month is 30 days"

PHYSICS
the consumption of natural gas by a company satisfies the empirical equation V= 1.5t + 0.008t^2 where V is in volume in millions of cubic feet and t is the time in months. what are the dimensions of the constants 1.5 and 0.008?

college physics
A man pushing a crate of mass m = 92.0 kg at a speed of v = 0.860 m/s encounters a rough horizontal surface of length = 0.65 m as in the figure below. If the coefficient of kinetic friction between the crate and rough surface is 0.355 and he exerts a constant horizontal force ...

algebra
Thanks anna

algebra
evaluate the following please |-25| I put 25 as answer,, is this right the lines are staight lines Thanks for your help.

Science/Physics
An astronaut is about 20 m from her space station when the rocket thrusters run out of fuel. If she is carrying a few tools and can remove the rocket thruster, what should she do to get back to the space station? Explain reasoning.

algebra
thanks they were straight lines so I am going with 0 thanks

algebra
Describe and correct error [-13]- [13] = -13 - 13 = -26 thanks

English
The greed of the 1980s gave way to the occupational insecurity of the 1990s, which in turn gave way to reinforced family ties in the early 2000s

math
a savings account has increased over a 12 month period from 8765 to 9006.04. No deposits or withdrawals were made. What percent interest did he receive in a 12 month period

algebra
thanks, i could not see it ann

algebra
what is rule for this function input 0,1,3,4 and range 4,3,1,0

math
solve the equation. check the solution 5 x g -5 = 100

science
The kinetic energy of a baseball weighing 0.5 kg in its mid flight is 100 J. How high one needs to take the same ball so that it has the same potential energy?

science
a bullet has a momentum of 20kg*m/s -How fast would a car weighing 1200 kg should be moving to have the same momentum as the bullet expressed in miles/hr?

english
Need to draw a single line under the Complete Subject, and a double line under the Complete Prediate. Thanks? 1. Hundreds of were flying around the dock. 2. Onrainy days, does the fog obiterate your view? 3. A whale's big, bulky body can be a fearsome sight. 4. A huge ...

music
Jody says that atonal harmony establishes a harmonic center of gravity. Sean says that atonal harmony doesn't have a harmonic center of gravity. who is correct? A. Only Jody is correct. B. Only Sean is correct. C. Both Jody and Sean are correct. D. Neither Jody nor Sean is...

MATH 101
How do you solve system of equation problem. example x+3y=32 -3x+2y+3 and x+y=6 x-y=-9

mgt/230
ok i got that part now i don't understand what they want me to understand is this evaluate how organizational functions (such as marketing, financel, human resources, and operations) influnce and determine the organizations structure of target?

mgt/230
yes i did I'm just not getting it sorry

mgt/230
does organizational structure mean things like the presidents ceo's managers and so on

mgt/230
does that mean two different companys or organizational structures of burger king?

mgt/230
Ok need help not getting this I'm to descrbe the organizational structure of you selected organization i chose burger king, then Im supposed to compare and contrast that structure with two different organizational structures? I m not sure what to do.

positive psychology /220
what kind of strategies would you use to strengthen any relationshp

positive psychology /220
write a 200-300 word response explaining which strategies you could use to stregthen the relationship and describe how the relationship would be stregthen.

Math 101
1. Best Rentals charges a daily fee plus a mileage fee for renting its cars. Barney was charged $123.00 for 3 days and 300 miles, while Mary was charged $216.00 for 5 days and 600 miles. What does Best Rental charge per day, for mileage? 2. There were 44,000 people at a ball ...

Math 101
1. Best Rentals charges a daily fee plus a mileage fee for renting its cars. Barney was charged $123.00 for 3 days and 300 miles, while Mary was charged $216.00 for 5 days and 600 miles. What does Best Rental charge per day, for mileage? 2. There were 44,000 people at a ball ...

psychology
what are some strategies could be used to strengthen a relationship

psychology
what strategies could be used to stregthen a relationshi[

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