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Posts by Angela

Total # Posts: 1,688

algebra
-9-12(2-3y)= -25-2(y+6)

algebra
write the slope intercept euation for the line with slope -1/2 and y intercept (0,3) and graph the line.

algebra
write the slope intercept equation for the line that passes through (-5,10)and (-4,3)

ALGEBRA
what is -9y-12(2-3y)= -25-2(y+6)

Chemistry-help
0.5g of Solid A is dissolved in 1L solvent to give a concentration of concentration 0.5g/L. UV absorbance spectrum was collected. How to calculate the absorptivity on the dried basis?

ALGEBRA
determine if (-1/3,3) is a solution to 3x+8y=23

math/117
FOIL (8x^8-9)(x^9-5)

Math
Multiply (b+1/3)(b+1/5)

math/117
Which one is the answer? 3 or 2.54?

math/117
Jack usually mowes his lawn in 7 hours. Marilyn can mow the same yard in 4 hours. How musch time would it take for them to mow the lawn together?

algebra
write the equation for this situation the population, p, in thousands,can be approximated by the sum of 4 and one-half times the years since 1985,d. Then graph the equation and use the graph to determine the population in the town in 1995.

algebra
37.051 is 55.3% of what number.

algebra
Is x=6 a solution to -2x-4=-8 I think that it is yes.

marketing
Explain the importance of an organized new-product development process and illustrate how it might be used for (a) a new hair care product, (b) a new children’s toy, and (c) a new subscribers-only cable television channel.

English- Due Soon
Please check for any errors and correct them. Thank You. The word Divorce can make a lot of people feel hurt, angry, and depressed. But for others, it can mean the end to a bad or abusive marriage. Many people do not like to talk about it, but it can put a huge strain on kids...

algebra
what is the volume of a sphere with radius r is given by the formula v=4/3 r^3 Find the volume of sphere with radius 4 meters. use 3.14 for the value of x and round your answer to the nearest tenth.

Chemistry
What is the molecular geometry (shape) if you have 3 single bonds and 1 lone pair around the central atom?

English- Due @ 8
Ok Sra were those the only errors that you founded?

English- Due @ 8
Please chech for any errors and let me know if I need to change please correct it for me. Obesity is one of the major causes of health problems in the United States. According to Charles Schmidt, obesity is starting to catch up with smoking, which is causing illness and death...

algebra
Minute hand of a clock is 10 inches long. how far does the tip of the minute hand move in 15 seconds? I got that=5 pi BUT What speed is it moving in miles/hr???? algebra - PsyDAG, Sunday, November 13, 2011 at 1:38am Assuming it does move 5 pi, convert 5 * 3.1416 = 15.7 inches ...

algebra
Minute hand of a clock is 10 inches long. how far does the tip of the minute hand move in 15 seconds? I got that=5 pi BUT What speed is it moving in miles/hr????

MATH
2x -4y = 8 find the real number for x and y

Psy
Professor Klinger says that all of your ideas come from interaction with the environment rather than anything that you were born with. The professor is advocating a theoretical perspective based on a(n)___ view. A) tabula rasa b) contemporary c) moral d) ecological

ALGEBRA
9/16-(-3/16) SUBTRACT SHOW ALL OF YOUR WORK SIMPLIFY tHIS IS WHAT I GOT. 9/16+3/16=12/16=3/4 IS WHT I got.

ALGEBRA
SIMPLIFY 0.1/O i GOT 0 FOR THE ANSWER BECAUSE ANY NEMBER DIVIDED BY 0 IS UNDEFINED IS THAT CORRECT.

ALGEBRA
STATE THE RECIPROCAL. -1/10 MY ANSWER IS -10 I need to know if I am on the right track.

ALGEBRA
write the expression using exponents m*m

algebra
write the wxpression using exponents. m*m

algebra
add -90+17

algebra
simplify (-19)^2

algebra
simplify 0.1/0

algebra
c-(c^2)-7 for c=-6

algebra
3b-(-12-b)

algebra
simplify 5+5^2(23)-(-27)

ALGEBRA
-1/10 state the reciprocal.

ALGEBRA
-8/9*27 multiply. show all of your work.

ALGEBRA
9/16-(-3/16) subtract show all of your work. simplify

English Help Please Due at 8am
Please proofread for any errors. If you see any please correct them. Thank you. Obesity is one of the major causes of health problems in the United States. Research has been done about this topic for many years. It is more common in the United States because of all the ...

algebra
Evaluate 5x-3y x=3 and y=4 ----- 7

MATH
HOW DO I COME UP WITH THE REAL NUMBERS FOR X-2Y=200 THE REAL NUMBERS FOR X AND Y

MATH
X-4=300 HOW DO I FIND THE REAL NUMBER FOR X

algebra
-1/2*3/5*(-2/7)

algebra
COMBINE LIKE TERMS 14-(-5x)+ 2z-(-32)+4z-2x

algebra
perform the indicated operation and if possible,simplify please show all of your work. write your answer in lowest terms. 18/35 divided by 22/25

algebra
write a true sentence using either < or> -7.82 -7.802

algebra
TRASLATE THE FOLLOWING SENTENCE INTO AN EQUATION. dO NOT SOLVE TEN MORE THAN THREE TIMES A NUMBER IS 130.

ENGLISH
Ok I made the changes and also added some info. If you would please check it for errors I would appreciate it. Obesity is one of the major causes of health problems in the United States. Research has been done about this topic for many years. It is more common in the United ...

ENGLISH
Please check for any errors. If you would correct them i would appreciate it. Obesity is one of the major causes of health problems in the United States. Research has been done about this topic for many years. It is more common in the United States because of all the ...

ALGEBRA
use the associative law of addition to write an equivalent expression (r+st)+ 8

algebra
Write a true sentence using either < or> -7.82 -7.802

algebra
EVALUATE 5x-3y ________ for x=3 and y=4 7

algebra
x+10+3x=130

algebra
TRANSLATE THE FOLLOWING SENTENCE INTO AN EQUATION DO NOT SOLVE. tHIS IS WHAT I GOT Ten more than three times a number is 130.

algebra
use the associative law of addition to write an equilalent expression (r+st)+8

algebra
perform the indicated operation 7/5 * 8/3

math
how do you find the coordinate of x in the problem x-4y=100 in other words how do i find out what x is and 4y what do the y stand for how do i get it

algebra
order from least to greatest. -1/4, -2/3, 7, -8, 9

AP Government
I found that it ensures the members electoral advantage, and...?

AP Government
Who assigns bills the the committees? Why is this an important power to have and how can this person use this influence?

math
Carlos had a 10% off coupon and spent it on a computer game that was marked down 30%. What was the total discount?

Business Math
Please answer these problem for me.Thanks so much. 1. Border's Bookstore ordered 800 art books. On verifying the order, only 160 books were actually received. The percent of the order missing was: 2. The net price equivalent rate of 9/15/18 is: 3. If the net price of a ...

Math
Please answer these problem for me.Thanks so much. 1. Border's Bookstore ordered 800 art books. On verifying the order, only 160 books were actually received. The percent of the order missing was: 2. The net price equivalent rate of 9/15/18 is: 3. If the net price of a ...

Physics
A boy has a mass of 45 kg and is running with a velocity of 8 m/s. Find the boy's kinetic energy.

English-Please Help Due @ 8a.m.
Can you please check for any errors. And corrent the errors for me. It is due tomorrow morning. Also, let me know if you think this is a descriptive essay. If you think i need to add something else let me know. My Dear Mother She is only about five feet tall and weight no more...

English
ok one question. There you have awkward sentence, how could i use it but make it sound better to fit in the paragraph.

English
Can you please check for any errors. And corrent the errors for me. It is due tomorrow morning. Also, let me know if you think this is a descriptive essay. If you think i need to add something else let me know. My Dear Mother She is only about five feet tall and weight no more...

Statistics
sara is a healthy baby who was exclusively breast-fed for her first 12 months. what is more likely a description of her weights (at 3, 6, 9, and 12 months of age) as percentiles.

ap government
what are two ways that amendments to the constitution can be proposed?

physics
Any object that moves through the air (or space) under the influence of gravity is...?

physics
a cannonball is fired with initial speed v0 at an angle 30 degrees above the horizontal from a height of 40m above the ground. the projetile strikes the ground with a speed of 1.2v0. find v0.

physics
A cat is being chased by a dog. Both are running in a straight line at constant speeds. The cat has a head start of 3.3 m. The dog is running with a speed of 9.0 m/s and catches the cat after 6.7 s. How fast did the cat run? I see that the velocity and time are given, so does ...

physics
thank you very much

physics
A cannon is fired horizontally from a platform (see figure). The platform rests on a flat, icy, frictionless surface. Just after the shell is fired and while it is moving through the barrel of the gun, the shell (mass 3.0 kg) has an acceleration of +2450 m/s2. At the same time...

Science
the first thing you would have to do is rearrange the formula avga= vf-vi/t. swith avg a and time diagonally and let me see how it turns out to ya!

IRSC
the sum of the lengths of any two sides of a triangle must be greater than the third side. If a triangle has one side that 17 inches and a second side that is 1 inch less than twice the thrid side, what are the possible lengths for the second and third side.

algebra 2 review
0.2(X+3)-4(2x-3)=0.9

medical billing
Define and discuss the relationship between patient registration, the hospital chargemaster, coding systems and reimbursement.

Fitness
1. Your heart functions in your body as a/an A. filter for impurities. B. organ for absorbing vitamins and minerals. C. muscle that helps to pump oxygen around the body. D. series of joints responsible for endurance. 2. If you’re aerobically fit, you can A. quit your ...

math
0.6*10000 6000m 3*200=600

Pre Cal/Logarithism
given that f(x)=11^x, find x when f(x)=7 a) x=Ln(7/11) b) x=Ln7/Ln11 c) x= 7/11 d) x= ll sub 7 11

Pre Cal
simplify the quotient: [(x+1)^3(4x-9)-(16x+9)(x+1)^2]/[(x-6)(x+1)^3]

Pre Cal/ domain
Domain of a) x^20 b) 1/(x-3) c)1/(4x^2-21x-18) d) sqrt(4x^2-21x-18) e) 1/ sqrt(4x^2-21x-18)

pre cal 2
tanx(cotx/cosx)=secx tanx(1/tanx)(1/cosx)=secx cross out tanx with (1/tanx) and your left with (1/cosx) which is secx.

Pre Cal
Oops. sorry i was distracted while writing and forgot to put the negitive.

Pre Cal
and x<3/4 or x>6 is the answer?

Pre Cal
isn't it the same as d, because the domain is looked at in the demoninatior?

Pre Cal
find the domains of the following functions: a) f(x)=x^20 b) g(x)=1/(x-3) c) h(x)=1/(4x^2=21x-18) d) k(x)=sqrt (4x^2-21x-18) e) p(x)=1/sqrt(4x^2-21x-18)

Pre Cal
a radio actice substance decays so that half of the substance decays every 2 minutes. if 100 g of the substance are present initially, how many grams will be present after 4 minutes and 8 minutes respectively?

Precal
a 6' person is standing x feet away form a 10' lamppost. what is the distance d from the base of the lamppost to the end of the person's shadow, expressed as a function of x.

Pre Cal
which of the expressions are identical? a) cos^2x b)(cosx)^2 c) cos (x^2) d) (sinx)^-1 E) sin^-1 x f) sin (x^-1) g) 1/ sin x

Pre Cal
simplify the expression 2sin^2 t + cos^2 t-2

Pre cal
a sinusoidal function has a local maximum at (0,2) and the next minimum at (Pi/4, -2). a correct equation for the function is

statistics
calculate the probability that a randomly selected student is taller than 5 feet5 inches in height. there are 31 students out of the 57 students who are 5 feet 5 inches in height. I just want to know how to set this problem up.

statistics
calculate the probability that a randomly selected student is a female if they are at most 30 years of age, there are 27 females out of 57 students.

Math/116
. The function C(g) represents the cost C of filling up the gas tank with g gallons of regular gasoline. Given the equation a) What does the number 3.03 represent?

chemistry
Determine the mass of NaCl present needed to prepare 500mL of 4.0%m/v solution. Please show me how to set up problem

matt/116
b. For the first phase of the project, imagine you want to cover the backyard with decorative rock and plant some trees. You need 30 tons of rock to cover the area. If each ton costs $60 and each tree is $84, what is the maximum number of trees you can buy with a budget of $2,...

geometry
x^3-1

business
Prepare a 700- to 1,050-word paper in which you describe the use of statistics within your workplace or a company with which you are familiar. Address the following questions in your paper: • How are statistics used in your workplace? • What is one example of ...

american history
In Virginia, colonists who could pay their way across the Atlantic were granted 50 acres of land to lease for a modest rental fee. The term for such an arrangement was called

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