Sunday
May 1, 2016

Posts by sandra

Total # Posts: 1,092

Algebra
I should know, eh? Thanks, Steve
April 29, 2014

Algebra
Simplifing rational expressions Simplify the expression & state any excluded values: (2s^2 - 5s - 12) / (2s^2 - 9s + 4)
April 29, 2014

Algebra
Thanks much!!!
April 28, 2014

Algebra
Simplify each expression. State any excluded values. (2x^2 + 6x) / 10x^3
April 28, 2014

Art and Creative development for Young children
Portfolios are a collaborative effort in that
April 26, 2014

Algebra
Sorry, and you are appreciated.
April 25, 2014

Algebra
what is the excluded value of the function? y = 4/(9x – 45) • –5 • 0.2 • 5 • –0.2
April 25, 2014

Algebra
Sorry, my oversight... what is the excluded value of the function? y = 4/(9x – 45) • –5 • 0.2 • 5 • –0.2
April 25, 2014

Algebra
y = (4)/(9x – 45) • –5 • 0.2 • 5 • –0.2
April 25, 2014

Biology 10B
According to the pressure-flow hypothesis, which of the following statements is not true • Water moves from the xylem to the phloem of a plant. • Water is necessary for sugars to move through phloem. • Phloem is able to move sugars in either direction to meet ...
April 24, 2014

Algebra
You are a great help.
April 23, 2014

Algebra
Suppose that y varies inversely with x, and y = 0.2 when x = 2. What is an equation for the inverse variation? y = 1.8x y = 0.4/x x = y/1.8 y = x/0.4
April 23, 2014

Algebra
Thanks much!
April 23, 2014

Algebra
I would appreciate the steps to the answer please... Suppose that y varies inversely with x, and y = 6 when x = 8. What is an equation for the inverse variation? • y = x/48 • y = 2x • x = y/2 • y = 48/x
April 23, 2014

English 10
Thank you.
April 22, 2014

English 10
Thank you; which one is it -- developing a subtopic?
April 22, 2014

English 10
All of the following are writing strategies associated with editing except • checking your spelling. • cleaning up formatting. • developing a subtopic. • fixing punctuation errors.
April 22, 2014

Stats
the typical saturday the oil change facility will perform 40 oil changes between 10 am and 12pm. treating this as a random sample, what mean oil change time would there be a 10% chance of being at or below? There is a 10% chance of being at or below a mean oil change time of ...
April 21, 2014

English
Very true, thank you.
April 18, 2014

English
Choose the correct usage to complete the sentence: Are you ______________ to be in here? Suppose or supposed
April 18, 2014

Algebra
Thank you, now I can.
April 18, 2014

Algebra
Add: (3/2a) + (5/2a) Possible answers: 8/4a, 2/a, 15/4a2^ or 4/a
April 18, 2014

Algebra
Thank you, it helps to know how...
April 18, 2014

Algebra
Add... 8 + (x-1) / (x+4)
April 18, 2014

Algebra
Thank you, but I don't know how. I will post the problem again. Those in the know should know the correct answer whether posted or not.
April 18, 2014

Algebra
Thank you but that is not one of the answers we can use: 8/4a, 2/a, 15/4a2^ or 4/a are the choices.
April 18, 2014

Algebra
Add (3/2a) + (5/2a)
April 18, 2014

Algebra
I always appreciate showing how it is done.
April 17, 2014

Algebra
Solve... (x+12) / (x+4) = (x) / (x+8)
April 17, 2014

Algebra
That is a great help, thanks.
April 17, 2014

Algebra
Solve? (10 / 3x) + (4/3) = (7 + x) / (2x)
April 17, 2014

Algebra
Okey, thanks
April 17, 2014

Algebra
What is the undefined value of... (3b^2 + 13b + 4) / (b + 4)
April 17, 2014

Algebra
Why are you asking me this question? I have no idea. I am the one who needs help.
April 16, 2014

Algebra
What is the undefined value of... (3b^2 + 13b + 4) / (b + 4)
April 16, 2014

Algebra
Thank you, that was strange. It really helps to see the steps to get to the answer. I understand it better.
April 16, 2014

Algebra
I have no idea what those questions are about. Never heard of them. What is Connexus?
April 16, 2014

Algebra
Subtract (x^2 – 1) / (x^2 – x – 2) – (x-1) / (x-2)
April 16, 2014

Algebra
Edie can paint a wall in 3 hours. Dan can paint the same wall in 6 hours. If they work together, how many hours will it take Edie and Dan to paint the wall?
April 16, 2014

Physics
Gravity on Mars is 1/3 of that on earth. If Mars atmosphere is only 2 km thick, what is atmospheric pressure on Mars?
April 16, 2014

Physics
An airplane is flying at an altitude of 2,000 m with a speed of 216 m/s. What is the pressure of air outside the plane?
April 16, 2014

Algebra
Thanks much
April 16, 2014

Algebra
John walked 10 miles on Saturday. He walked twice as fast on the second 5 miles of his walk than he walked on the first 5 miles of his walk. Which expression represents the time he spent walking? Let x = John's speed on the first half of his walk.
April 16, 2014

Algebra
That really helps, thanks.
April 16, 2014

Algebra
Multiply (x^2 + 8x + 15) / x – 4 * (x^2 – 16) / 2x + 6
April 16, 2014

Algebra
I don't understand your question since I don't know the value of b.
April 15, 2014

Algebra
What is the undefined value of: (3b^2 + 13b + 4) / (b + 4)
April 15, 2014

Algebra
Thanks much, that helps.
April 15, 2014

Algebra
Simplify (2a + 2) / a^2 – 1)
April 15, 2014

Algebra
Thank you, I always appreciate knowing the steps that leads to the solution that I can work.
April 15, 2014

Algebra
Divide (2x3 – x2 – 24x + 12) ÷ (2x – 1)
April 15, 2014

Algebra
Thank you
April 14, 2014

Algebra
What is the difference? (r+2 / r+4) – (3 / r + 1)
April 14, 2014

Algebra
What is the sum (1 / g+2) + (3 / g + 1)
April 14, 2014

Algebra
What is the sum (1 / 2b) + (b / 2)
April 14, 2014

Algebra
What is the difference (5x-2)/4x –(x-2)/4x
April 14, 2014

Physics
An airplane is flying at an altitude of 2,000 m with a speed of 216 m/s. What is the pressure of air outside the plane?
April 14, 2014

Physics
Gravity on Mars is 1/3 of that on earth. If Mars atmosphere is only 2 km thick, what is atmospheric pressure on Mars?
April 14, 2014

English
Please check if my answer is correct... Identify the INCORRECTLY punctuated sentence. In softball, pitchers throw the ball underhand; in baseball, the ball is thrown overhand. • Ice hockey is played on a rink; but field hockey is played outdoors. • Another difference...
April 11, 2014

Algebra
Thank you, I will. that will help me learn.
April 9, 2014

Algebra
written wrong the first time... [(x^2 -16) / (2x^2-9x + 4)] / [(2x^2 + 14x + 24) / (4x + 4)] Is the answer? 1 / (3+1)
April 9, 2014

Algebra
[(x^2 -16) / (2x^2-9x + 4)] / [(2x^2 + 14x + 24) / (4x + 4)] is the answer 1 / x + 3
April 9, 2014

English 10
Yes and copied for future reference. Thank you
April 9, 2014

English 10
I meant "lower case letters"
April 9, 2014

English 10
Lower case numbers
April 9, 2014

English 10
The general notation for your supporting points in an outline is • Roman numerals. • capital letters. • Arabic numerals.* • lowercase letters.
April 9, 2014

Algebra
4 This is hard for me to understand how to work them... What is the simplified form of the product [(x^2 + 8x + 15)/(x-4)] * [(x^2 – 16) / 2x + 6)]
April 9, 2014

Algebra
What is the quotient? [(x^2 -16) / (2x^2-9x + 4)] / [(2x^2 + 14x + 24) / (4x + 4)]
April 9, 2014

Algebra
I may not be writing this right... What is the simpliest form for the product? [(x + 1) / (x^2 – 25)] * [(x +5) / (x^2 +8x +7)]
April 9, 2014

Algebra 9
Steve, I am sorry, I left out a number: What is the quotient? [(x^2 -16) / (2x^2-9x + 4)] / [(2x^2 + 14x + 24) / (4x + 4)]
April 9, 2014

Algebra 9
What is the quotient [(x^2) / (2x^2-9x + 4)] / [(2x^2 + 14x + 24) / (4x + 4)]
April 9, 2014

English 10
Which of the following should be done last when summarizing a source? • translate • evaluate • analyze • synthesize
April 8, 2014

Algebra
What are the coordinates of the x-intercepts of the graph of y = 2x2 + 6x – 20? • (–5, 0), (2, 0) • (5, 0), (–2, 0) • (–4, 0), (10, 0) • (4, 0), (–10, 0)
April 8, 2014

healthcare
Write a 700-1500 word paper that discussed the problems with health care among Latinos
April 7, 2014

Algebra
Yes a typo - thanks
April 7, 2014

Algebra
What is the simplified form of (2x -25)/(2x -3x -10)?
April 7, 2014

Algebra
What is the simplified form of 2x + 6 ? 4x - 8 (there should be a line between them.)
April 6, 2014

Algebra need help
I do not know how to do this - also please explain... What is the value of c so that y = x² + 9x + c is a perfect square trinomial?
April 4, 2014

Algebra Help
Sorry, I missed it. Thanks.
April 4, 2014

Algebra Help
What is the value of c so that y = x² + 9x + c is a perfect square trinomial?
April 4, 2014

Algebra
Use the quadratic formula to solve the equation. If necessary, round to the nearest hundredth. x² – 21 = –4x • 7, 3 • –7, 3 • 7, –3 • –7, –3
April 4, 2014

Algebra
What is the value of c so that y = x² + 9x + c is a perfect square trinomial?
April 4, 2014

Algebra
Find the solutions to the system. y = x² + 5x + 6 y = 4x + 12 (1 point)
April 4, 2014

Algebra
Solve the equation by completing the square. x² – 7x – 4 = 0 • 7.53, –0.53 • –7.53, –0.53 • –7.53, 0.53 • 7.53, 0.53
April 4, 2014

Algebra
Thanks so much
April 4, 2014

Algebra
I can't figure this out.. A physics student stands at the top of hill that has an elevation of 37 meters. He throws a rock and it goes up into the air and then falls back past him and lands on the ground below. The path of the rock can be modeled by the equation y = –...
April 4, 2014

Algebra - help
That did not help with the choices of .56 or .23 Any more help will be appreciated.
April 4, 2014

Algebra - help
A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = –0.06x² + 9.6x + 5.4 where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket ...
April 4, 2014

Algebra
A physics student stands at the top of hill that has an elevation of 37 meters. He throws a rock and it goes up into the air and then falls back past him and lands on the ground below. The path of the rock can be modeled by the equation y = –0.02x² + 0.8x + 37 where ...
April 4, 2014

Algebra
Thanks
April 4, 2014

Algebra
Solve the equation using the Zero Product Property. (3x + 1)(x – 5) = 0 • and 5 • and –5 • and 5 • and –5
April 4, 2014

Algebra
A community group is planning the expansion of a square flower garden in a city park. If each side of the original garden is increased by 9 meters, the new total area of the garden will be 169 square meters. Find the length of each side of the original garden. • 9 m •...
April 4, 2014

Algebra
A catapult launches a boulder with an upward velocity of 184 feet per second. The height of the boulder, (h), in feet after t seconds is given by the function h(t) = –16t² + 184t +20. How long does it take the boulder to reach its maximum height? What is the boulder...
April 3, 2014

Algebra
That helps alot - Thanks.
April 3, 2014

Algebra
If an object is dropped from a height of 144 ft, the function h(t) = –16t² + 144 gives the height of the object after t seconds. When will the object hit the ground? • 1.5 s • 3 s • 6 s • 9 s
April 3, 2014

Algebra
Thank you but could it also be 160.56 m or 160.23 m?
April 3, 2014

Algebra
A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = –0.06x² + 9.6x + 5.4 where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket ...
April 3, 2014

Physics
What pressure is exerted by the tip a nail struck with a Force of 20,000N? Assume the tip is a 1.5mm-radius circle.
April 1, 2014

English 10th grade
Actually the answer is: his children - took the test.
March 25, 2014

English 10th grade
In "Like the Sun," all of the following would be considered "casualties" of Sekhar's truth except his • children • colleagues • headmaster • wife It almost seems it could be any of them but I need the right one.
March 25, 2014

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