Saturday

April 30, 2016
Total # Posts: 892

**8th grade math - system of equations**

Thanks so much! I understand the steps for #24. I see the mistake on #23.
*April 27, 2016*

**8th grade math - system of equations**

I'm not sure how to solve these. Solve using any method (substitution or elimination) 23. The sum of two numbers is 27. The larger number is three more than the smaller number. What are the two numbers? Ans: l = large; s = small l + s =27 and l = 3S 3s + s =27 4s =27 4s/4...
*April 27, 2016*

**Social Studies**

I think I might change it to women's suffrage. Could you find any links that would help with that.
*April 12, 2016*

**Social Studies**

7. Select one movement from the Progressive Era. Describe the movement and its impact reform on South Carolina. Provide details and examples that support how this movement changed South Carolina. I chose the civil right movement I just don't know how to describe it. I have...
*April 12, 2016*

**Math**

3/6=1/2
*April 3, 2016*

**Math**

Victoria rolls a number cube numbered 1-6 three times. What is the probability that she will roll a 5 on each roll?
*April 3, 2016*

**Math **

There are 252 seats in an auditorium.The auditorium is divided into three equal sections. How many seats are in each section?
*March 31, 2016*

**Math**

The area of a small rectangle is 1/4 square foot. The length is 2/3 foot. What is the width, in feet, of the rectangle?
*March 31, 2016*

**8th grade lang arts**

Thanks!!
*March 30, 2016*

**8th grade lang arts**

We're studying different types of sentences. I think that the example in our notes is wrong. Example#1: After the rain, I went to the park. Ans: Labeled as simple. But, I think it should be complex. There's a similar sentence that was done in class and it was labeled ...
*March 30, 2016*

**math**

whats the last two digits of 5 to the 347 power
*March 30, 2016*

**Math**

Water flows from a faucet at a rate of 5 liters every 25 saconds. How much water will flow from the faucet in 45 saconds
*March 8, 2016*

**8th grade science**

I'm not sure what's the correct answer: 9)Which of these characteristics can only be attributed to a wave of red light? A)The energy of the wave travels in the same direction as the wave travels. B)The wave travels by vibrating the particles of the medium at a high ...
*March 7, 2016*

**8th grade math - 2way tables**

Thanks!
*March 7, 2016*

**8th grade math - 2way tables**

Can you help with this: An 8th grade class wen to to Disney World. Out of the 181 students who went to the park, 68 visited Epcot. There were a total of 127 students who visited magic kingdom and 50 of those also visited epcot. construct a two-way table to display the ...
*March 7, 2016*

**Solubility Graph in Excel**

I've done an experiment in class (completely following the guide to the letter) of a solubility experiment (the solvents being water, cyclohexane and ethanol). The unknown solid did not dissolve in the water, dissolved in the ethanol but left it just slightly cloudy, and ...
*March 6, 2016*

**8th grade math**

I need to create a scatter plot using data for Old Faithful that includes waiting time between eruptions and the duration of the eruption. It's a data frame with 10 observations on 2 variables. eruptions numeric: eruption time in mins waiting numeric: waiting time to next ...
*March 2, 2016*

**math**

that's all it says. there's nothing else there
*February 25, 2016*

**math**

Estimate. 1.) A 15% tip on a $37 bill 2.) a 19% tip on a $53 bill 3.) a 17% tip on a $23 bill
*February 25, 2016*

**SS**

How did the Radical Republican Reconstruction plan affect life in South Carolina? a) the law did not give African Americans equal protection b) the state regained the right to decide local matters c) white males who participated in the war were permitted to hold public office ...
*February 25, 2016*

**qusestion**

I think she asking for her mom because i guess
*February 24, 2016*

**qusestion**

I'm asking for my mom she a teacher
*February 24, 2016*

**History**

Yes D. is right
*February 24, 2016*

**health**

C is the right answer because The spirometer measures the air capacity of the lungs
*February 23, 2016*

**Chemistry**

But where did the 147.9 come from?
*February 23, 2016*

**Chemistry**

Assuming an efficiency of 46.80%, calculate the actual yield of magnesium nitrate formed from 147.9g of magnesium and excess copper(II) nitrate. Mg + Cu(NO3)2 --> Mg(NO3)2 + Cu I can't figure out how to even set this up much less solve it...
*February 23, 2016*

**Reading**

Yes the right answer is C.
*February 20, 2016*

**Art**

PLEASE HELP!!! And if you know all the awnsers to the lesson that would be great!!! There's 5 questions and the last one is a picture, just to make sure we are on the Same lesson. Which statement is the best comparison of the symbolism behind Chinese in the Egyptians and ...
*February 16, 2016*

**8th grade math - Variations**

Thanks. Yes, I forgot about the equation.
*February 15, 2016*

**8th grade math - Variations**

Can you check the following, please? 1. Two minutes after a skydiver opens his parachute, he has descended 1900 feet. After 5 minutes, he descended 4750 feet. If distance varies directly with the time, at what rate is skydiver descending? Ans: to find unit rate -1900/2 = 950 -...
*February 15, 2016*

**engish**

how do you unsabble RAMENAIC TIOLURVENO
*February 8, 2016*

**Math**

It takes Beth 15 minutes to walk to school, 1/2 mile away. What is her walking pace?
*January 31, 2016*

**Help on social studies!**

Okay.
*January 24, 2016*

**Help on social studies!**

I found one, too! Thank you for the help. I just don't trust Wikipedia because my teachers and my parents says so. So, I don't know. But, again, thanks!
*January 24, 2016*

**Help on social studies!**

Oh, and, Wikipedia is off limits.
*January 24, 2016*

**Help on social studies!**

Hi! I was wondering if anyone could give me any websites to research on how forest, a resource, is collected and gathered. I try to look at some things, but nothing really captures what I need to type. Thank you! :) And, I really appreciate it!
*January 24, 2016*

**Math help plz?**

Its fine thank you tho! :)
*December 18, 2015*

**Math help plz?**

Yah it is
*December 18, 2015*

**Math help plz?**

Huh?
*December 18, 2015*

**Math help plz?**

6. Which inequality matches the graph? The graph is -3 -2 -1 0 1 2 3 4 and there is a red line from 1 to -3 The answer is 3x + 1 _< 4 but idk why? 19. Which inequality matches the graph? -3 -2 -1 0 1 2 3 4 and it has a red line from 2 to 4 the answer is 8p + 5 > 21 but ...
*December 18, 2015*

**math**

Ok thanks so what about 6 and 19?
*December 18, 2015*

**math**

3. -3p > -48 The answer is p < 16 but idk why? 6. Which inequality matches the graph? The graph is -3 -2 -1 0 1 2 3 4 and there is a red line from 1 to -3 The answer is 3x + 1 _< 4 but idk why? 19. Which inequality matches the graph? -3 -2 -1 0 1 2 3 4 and it has a ...
*December 18, 2015*

**SS**

Thank you very much @reed
*December 17, 2015*

**SS**

1) Fundamental Constitution of Carolina (what was this and what did it include?) 2) Mayflower Compact (what was this & what type of government did it establish & why was it written?) 3) Slave codes (and why South Carolina had them) Can someone plz help me with these?
*December 17, 2015*

**Trigonometry**

A cat, sitting on top of a tree, spots a dog and a firefighter, both on flat ground below. From the cat's point of view, the dog is 10m south, at an angle of depression of 65 degrees, and the firefighter is some distance east of the tree, at an angle of depression of 50 ...
*December 13, 2015*

**Algebra **

Write the equation of a line that is perpendicular to the given line and that passes through the given point. Y-3=8/3(x+2);(-2,3) I have no clue :,(
*December 12, 2015*

**8th grade algebra**

Can you clarify when to half the diameter when finding volume of cylinder? I had the following problem: 1. Picture of cylinder with base of 48cm (no dotted lines) and height of 7cm. I thought i would solve by using V = 3.14(24)^2 (7) = 12,660.5 cubic meters. According to the ...
*December 12, 2015*

**8th grade algebra**

Can you check my answers? 1. 3√20/√4 = 3√(5)(4)/2 = 3(2)√5/2 = 3√5 2. 4√15/√9 = 4√15/3 3. √12/√16 = √4(3)/4 = 2√3/4 = √3/2 4. √10/√5 = √2 5. √15/√20 = √(5)(3)/&#...
*December 10, 2015*

**language arts**

Unscramble letters to find the answer to what's the first thing you should do when you have a big problem to solve. Three words ULARAEPGNYT
*December 10, 2015*

**Math 1**

AT&T:$0.08 per minute,$5 monthly fee VOIP:(cable phone):free calls,$35 monthly fee Cell:$40 for first 400 minutes,$0.25 per minute after 400 equation for each? how to graph?
*December 2, 2015*

**math **

I have 3 ones, 2 tens,and 1 hundred. Who am I ?
*November 9, 2015*

**Chemistry**

Suppose that 120 g of ethanol at 24◦C is mixed with 275 g of ethanol at 81◦C at constant atmospheric pressure in a thermally insulated vessel. What is the ∆Ssys for the process? The specific heat capacity for ethanol is 2.42J/g K. Answer in units of J/K. Can ...
*November 1, 2015*

**Chemistry**

The heat of neutralization of HCl(aq) and NaOH(aq) is -55.90 kJ/mol of water produced. If 50.00 mL of 1.16 M NaOH at 25.15 ºC is added to 25.00 mL of 1.79 M HCl at 26.34 ºC in a plastic-foam cup calorimeter, what willthe solution temperature be immediately after the ...
*November 1, 2015*

**8th grade algebra**

I'm not sure how to finish simplifying this problem. 1. (3 x 10^-2) - (6.2 x 10^1) = (.003 x 10^1) - (6.2 x 10^1) = -6.197 x 10^1 (need to make positive 'tween 1 and 10)
*October 29, 2015*

**Math**

Naomi and 50 red beads and white beats the number of red beads is one more than six times the number of white bees how many red beans does Naomi have. What does one more than six times the number of white beads mean coming from me Alexis I do not know how to show my work you ...
*October 19, 2015*

**History**

What is the difference between a subsistence economy and the market economy that developed as a result of nineteenth century transportation innovations?
*October 15, 2015*

**history**

Describe the primary economic activity for each of the three colonial regions: the New England colonies, the Middle colonies, and the Southern colonies. Explain how the geography of each region helped determine its economy. I don't know how to explain it and I don't ...
*October 13, 2015*

**8th grade pre-algebra**

Thanks for showing how you got rid of the negative exponent on #30. As for #42, that's just how it was on the worksheet. Thanks again.
*October 12, 2015*

**8th grade pre-algebra**

Can you check the following questions,please? Simplify 30. (-2y)^0/(3x^2)^-3 = 1/(3^-3)(x^-6) = 1/-27x^-6 = 27x^6 42. (-7x^5/14y^3)^3 = (-1^3)(x^15)/(2^3)(y^9) = (-1x^15)/8y^9
*October 12, 2015*

**Math**

The number of blocks has line in the ones place the number in the hundreds place is one more than the number in the tens place those two numbers equal 11 how many blocks are there
*October 7, 2015*

**8th grade geometry**

Yes, that was how the question was asked. Not sure how I'm supposed to take your response about using wrong spelling.
*October 5, 2015*

**8th grade geometry**

How do I find the answer to the following question without knowing the 3rd vertices? Graph a triangle with vertices (3,-2), (-3,2) and height of 3 units. The answer is supposed to be (3, -2), (0,1) and (-3, -2).
*October 5, 2015*

**Maths**

How would you work out when this function turns and goes in a different direction? (like a turning point for a parabola): s=0.2t(t-5.1)(t-9.1)
*October 1, 2015*

**math**

how would you find x in an equation like this? 10 = 0.6x(x - 5.8)
*September 30, 2015*

**8th grade algebra**

We did graphing reflections of images homework from the book with problems that gave the vertices for each figure and said either reflect over x or y. This time, the homework is a worksheet and directions are to graph the reflection across either x or y with some value. ...
*September 16, 2015*

**Chemistry**

CaO +H2O= Ca(OH)2 The initial mass plus the test tube is 10.860g after picking up water to give calcium hydroxide the total mass of the tube and ca(oh)2 is 11.149g What is the mass of the test tube? ..I did 11.149-10.86=.289 h2o , 40.08/56.08=ca % 16/56.08=o% then I got lost...
*September 15, 2015*

**Social Studies**

Please check my answers :) 1. Which of the following means producing just enough to meet the families' needs, with little left to sell or exchange? a. harvesting b. substance farming**** c. cash crop d. tidewater farming 2. The Proclamation of 1763 called for a. settlers ...
*September 15, 2015*

**Science**

Thank you very much
*September 13, 2015*

**Science**

*A peer review verifies conclusions. A peer review proves everyone else wrong. *A peer review maintains standards of the field. *A peer review identifies sources of errors. A peer review gains direct funding.
*September 13, 2015*

**Science**

Am I correct??
*September 13, 2015*

**Science**

I dont know though
*September 13, 2015*

**Science**

I would say A C and D
*September 13, 2015*

**Science**

Which are reasons to get a claim peer reviewed? Check all that apply. A peer review verifies conclusions. A peer review proves everyone else wrong. A peer review maintains standards of the field. A peer review identifies sources of errors. A peer review gains direct funding.
*September 13, 2015*

**Science**

Hurricane Katrina, which hit the Gulf Coast of Louisiana and Mississippi on August 29, 2005, had the second lowest ever recorded barometric pressure at 920mb. Convert this pressure to units of atmospheres, and inches of Hg. 1 bar = 0.98692 atm 0.92 bar = 0.92*0.98692 atm = 0....
*September 2, 2015*

**Algebra**

Is it 20*122=2.440?
*August 22, 2015*

**Algebra**

ok thx 👍🏽
*August 22, 2015*

**Algebra **

While touring a city ,you see a skyscraper and wonder how tall is it.You see that it is clearly divided into floors.You estimate that each floor is 20 feet high.You count that the skyscraper has122 floors.How tall is this skyscraper ?
*August 22, 2015*

**math! VERY hard!**

Idk
*July 30, 2015*

**British lit**

I need help with a few questions. They need to be answered to help me write an essay on Neoclassicism. Please help me. Thank you! 1. Throughout his career, critics accused John Dryden of catering to people in political power. Does Annus Mirabilis fit this accusation? Why or ...
*June 17, 2015*

**basic english**

I would say C
*May 26, 2015*

**basic english**

The gist of the saying went something like this: If a person wants to get ahead in life, you have to be willing to work for it. Which of the following language conventions is violated in the sentence above? Use of a colon Verb tense Pronoun-antecedent agreement Punctuation of ...
*May 26, 2015*

**Possessive pronoun english**

Which of the following sentences contains a possessive pronoun? The beautiful red sweater was hers. She and I went to the beach. She’s the one to do the job correctly. It is only right that the trophy belongs to her. is this one A?
*May 26, 2015*

**sentence fluency english**

Which of the following options best demonstrates sentence fluency? The two boys went to the store to buy some milk with their mother and her boyfriend, who had a broken foot after supper. The two boys went to the store to buy some milk after supper with their mother’s ...
*May 26, 2015*

**basic english**

Thanks
*May 26, 2015*

**basic english**

i was actually debating between 4 and 5
*May 26, 2015*

**basic english **

1. Understanding which flavors complement each other can take years of practice. 2. Following these basic tenets will allow you to produce recipes that your friends and family will love to share. 3. Once you've mastered flavor combinations, however, there's no end to ...
*May 26, 2015*

**basic english **

The president invited Senator Smith to the White House for a meeting before preparing his address to the United States congress. Which of the following is an error in capitalization in the sentence above? The word “president” should be capitalized The word “...
*May 26, 2015*

**English**

Thank You
*May 26, 2015*

**Analytic Geometry**

Water spouts from a horizontal pipe 12 meters above the ground. Three meters below the line of the pipe, the water trajectory is at a horizontal distance of 5 meters from the water outlet. How far from the water outlet will the stream of the water hit the ground?
*May 11, 2015*

**Analytic Geometry**

A parabolic suspension bridge cable is hung between two supporting towers 120 meters apart and 35 meters above the bridge deck. The lowest point of the cable is 5 meters above the deck. Determine the lengths of the tension members 20 meters and 40 meters from the bridge center.
*May 11, 2015*

**Language Arts**

Writeacher the story is Mieko and Fifth Treasure the author I dont know but its in my unit test I dont really use the book.
*May 8, 2015*

**Language Arts**

What happens at the climax of the story
*May 8, 2015*

**Language Arts**

Why did Miss Suzuki visit Mieko's house
*May 8, 2015*

**7th grade math (probability)**

Thank you!!
*May 8, 2015*

**7th grade math (probability)**

I'm re-posting corrections originally from Wednesday in addition to new ones. Still not sure how to answer #4. 2. Edwin rolls a number cube and then spins a color from a color card (red, yellow, blue, green, white). What is the probability that he will roll an even number ...
*May 8, 2015*

**LA**

i need some help on this same question
*May 7, 2015*

**7th grade math (probability)**

I'm posting corrections from yesterday in addition to new ones. Still not sure how to answer #4. 2. Edwin rolls a number cube and then spins a color from a color card (red, yellow, blue, green, white). What is the probability that he will roll an even number and choose a ...
*May 6, 2015*

**7th grade math (probability)**

I'm posting corrections. Still not sure how to answer last question. 2. Edwin rolls a number cube and then spins a color from a color card (red, yellow, blue, green, white). What is the probability that he will roll an even number and choose a red color? Ans: P(even)*P(red...
*May 5, 2015*

**7th grade math (probability)**

1. Cmdr's coffee shop offers a coffee special with coffee syrups of vanilla, chocolate, and caramel. You can also choose between a latte, and cappuccino. How many different coffees can you make for the special? Ans: 6 (VLatte, ChocLatte, CLatte; VCap, ChocCap, CCap) 2. ...
*May 5, 2015*

**Math - 7th grade**

Thanks! I have some additional problems to post later.
*May 5, 2015*