# gabby

Popular questions and responses by gabby-
## history

At the end of slavery and sharecropping during the reconstruction era, an effect was that white workers a.quit working in factories b.moved north to work in factories c.replaced African American skilled workers d.forced African Americans into harder labor

*asked on July 4, 2020* -
## statistics

The Economic Policy Institute periodically issues reports on wages of entry level workers. The Institute reported that entry level wages for male college graduates were $21.68 per hour and for female college graduates were $18.80 per hour in 2011 (Economic

*asked on October 1, 2015* -
## Algebra 1

Plz help me with the following problems. Simplify. 5^-1(3^-2) Simplify. mn^-4/p^0q^-2 Write a scientific notation. 0.0042 Write in standard notation. 6.12*10^3 Simplify. Write in scientific notation. 0.5(8 * 10^5) Simplify. Write in scientific notation. (9

*asked on February 5, 2014* -
## Language Arts

1) Which of the following is an example of subjunctive verb mood? Going outside in your bare feet could make you cold. Will you go away? If I make the baseball team, I will skip around the field.*** The bread was old and crusty. 2) Which of the following

*asked on September 17, 2013* -
## Math~Polynomials

1)6g+8k-9g+2k(1point) 3g+10k -3g+10k*** 17gk 10k-3 2)-4x+6x^2+5x(1point) 7x^3*** 6x^2+9x 6x^2-9x 6x^2+x 3)a^2+5a-3a^2(1point) 5a+2a^2 -2a^2+5a*** -3a^2+6a 5a-3a^2 4)3x^2+8x+7x(1point) 3x^2+15x*** 18x^3 3x^2+1 3x^2-x 5)Find the degree of

*asked on May 13, 2013* -
## Algebra

Find a polynomial function of lowest degree with rational coefficients that has the given numbers as some of its zeros. 3-i,sqrt2 f(x)=??

*asked on October 26, 2016* -
## Physics

A footballer kicks a ball at an angle of 45° with the horizontal. If the ball was in air for 10 seconds and lands 4000meters away. Determine the initial speed

*asked on June 10, 2019* -
## Ed-tech/History question~!

Which of the following statements about the women’s suffrage movement is most accurate? (1point) Women received the vote with little effort or opposition. Suffragists’ main strategy was the use of political cartoons. The women’s suffrage movement

*asked on October 28, 2013* -
## Civics

Mention five organizations that promote national unity.

*asked on June 8, 2020* -
## Chemistry

Calculate the pH of a solution that is 0.185M in HC2H3O2 and 0.125M in KC2H3O2

*asked on March 6, 2015* -
## MATH HELP PLEASE & THNX!

Hercules Films is deciding on the price of the video release of its film Bride of the Son of Frankenstein. Marketing estimates that at a price of p dollars, it can sell q = 300,000 − 15,000p copies, but each copy costs $4 to make. What price will give

*asked on June 5, 2014* -
## 7th Grade Math for Steve.. or Ms. Sue

Determine whether each sequence is arithmetic or geometric. Find the next three terms. 1. 14, 19, 24, 29, . . . (1 point) geometric, 34, 39, 44 arithmetic, 32, 36, 41 arithmetic, 34, 39, 44 ** The sequence is neither geometric nor arithmetic. 2. –4, 8,

*asked on April 28, 2013* -
## Chemistry

Calculate delta H for the reaction below using Hess's Law: C2H6 ---> C2H2 + 2H2 ------------------------------------------ C2H2 + 5/2O2 --> 2CO2 + H2O (H = -1300 kJ) 2H2 + O2 --> 2H2O (H= -572 kJ) 2C2H6 + 7O2 --> 4CO2 + 6H2O (H= -3120 kJ)

*asked on November 14, 2012* -
## Algebra 1

Tell whether the sequence is arithmetic. If it is, what is the common difference? -12, -7, -2, 3,… (1 point)

*asked on January 27, 2014* -
## math

A pizza shop offers the toppings shown below. How many different 3-topping pizzas can you make? pepperoni mushrooms sausage onion ham 6 10 ** 4 5

*asked on May 14, 2016* -
## Rather Urgent math~!

1) 2(3x+5)=46 (1point) 4 5 6 7*** 2) 1/2x + 1/4x = 16 (1point) 16 21.3*** 32 64 3) 6-x-x=18 (1point) -6 6 9*** -9 4) 4x – 3/5 = 2/5 (1point) 1/5*** 5/5 1/2 1/4 Am I correct???

*asked on September 25, 2013* -
## History

How did New Imperialism impact the political development of Africa? A. Africans adopted locally elected democratic institutions based on European models. B. Africans had no sense of nationality because Europeans failed to create new borders.

*asked on April 22, 2020* -
## Math

A 16 ounce box of cereal costs $4.00. How many cents per ounce does cereal cost?

*asked on October 12, 2017* -
## Physics

A golfer tees off on level ground, giving the ball an initial speed of 46.5 m/s and an initial direction of 37.5 above the horizontal. a) how far from the golfer does the ball land? b) the next golfer in the group hits a ball with the same initial speed

*asked on September 18, 2013* -
## Algebra

Classify the square root of 17 by the subsets of the real numbers to which it belongs select all that apply. Whole rational real natural integer irrational

*asked on August 31, 2016* -
## Algebra 1

How do you find an expression that represents the area of a triangle? How do you find an expression that represents the area of a rectangle? I just need examples..

*asked on February 2, 2014* -
## Basic Chemistry

2) Which of the following is a pure substance? (1point) Chocolate milk Orange juice Seawater*** Hydrogen peroxide (H2O2)

*asked on October 3, 2013* -
## MATH

I need help idk how to do this... Select the measure of the complement or supplement of the angle. If there is no complement or supplement, select no complement or supplement. 55.1° (1 point) 124.9° 119.9° 49.9° no complement or supplement

*asked on February 2, 2013* -
## Microeconomics

8. Assume that the United States is an importer of televisions and there are no trade restrictions. U.S. consumers buy 1 million televisions per year, of which 400,000 are produced domestically and 600,000 are imported. (Worth 2 points) a. Suppose that a

*asked on September 26, 2012* -
## Calculus

Given the function: f(x) = x^2 + 1 / x^2 - 9 a)find y and x intercepts b) find the first derivative c) find any critical values d) find any local(relative) extrema e) find second derivative f) discuss the concavity g) find any inflection points Please show

*asked on April 28, 2013* -
## VERY URGENT MATH!!!

1. 3w – 10w (1 point) 13w –7w –7 7w 2. y + 2y +3z (1 point) 2y + 3z 3y + 3z 2y2 + 3z 6yz 3. 6r + r – 5r (1 point) 2r 1r + r 0r 7r – 5r 4. 5x + 2(x + 6) (1 point) 7x + 6 7x2 + 12 7x + 12 7x (x + 6) 5. –3m + 3(m + 6) (1 point) 6 –6m + 6 6m + 18

*asked on December 21, 2012* -
## Chemistry- urgent!

When a solution of sodium oxalate (Na2C2O4) is added to a solution of lanthanum (III) chloride, lanthanum oxalate (molar mass 541.86 g/mol) The balanced net ionic equation for the reaction is: 3C2O4^2- (aq) + 2La^3+ (aq) --> La2(C2O4)3 (s) Thirty ml of

*asked on December 15, 2011* -
## Math

Clayton wants to be a musician. After school one afternoon, he spends half his time practicing the drums and 3/4 of the remaining time on homework and dinner. He spends the remaining 3/4 hour talking with and texting friends. How long did he practice the

*asked on March 24, 2015* -
## Personal Finance

Aaron wants to put $200.00 per month into an IRA account at 15% for four years. What is he solving for using his financial calculator A. present value B. future value C. interest rate D. payment

*asked on April 16, 2014* -
## Algebra

A box has a volume given by the trinomial x^3+5x^2-24x. What are the possible dimensions of the box? Use factoring. (1 point)

*asked on March 15, 2014* -
## Math~Polynomials

5)Find the degree of -5w-4w^2+7w+16(1point) -5 16 14*** 3 Ok I put stars next to my answer though I'm not sure if I'm correct.. or not so Steve could you tell me if my calculations are way off or if they are correct?....

*asked on May 14, 2013* -
## math

A farmer wants to make a rectangular pen for his chickens. He has 1200 m of fencing. He will use one side of his barn for the pen. What dimensions will give the maximum area? What is the maximum area?

*asked on May 15, 2020* -
## Algebra Question~!

The area of a rectangular room is given by the trinomial x^2+7x-30. What are the possible dimensions of the rectangle? Use factoring. (1 point)

*asked on March 15, 2014* -
## Algebra Question~!

A sphere has a radius of 3x+2. Which polynomial in standard form best describes the total surface area of the sphere?

*asked on March 15, 2014* -
## Math

How many solutions does the system of equations have? 3x=-12y+15 and x + 4y=5 Y=6x+2 and 3y-18x=12 x-2y=6 and 3x – 6y =18 y-5x=-6 and 3y-15x=-12 Ok, so I’m having problems with these, so if Steve or Reiny could help with these problems and show the

*asked on January 13, 2014* -
## Inequalities (Math)

Sari has to read a book for English class by the end of the week. She wants to read at least 200 pages in the first 5 days of the week. On average, how many pages should Sari read per day to meet her goal? (1point) I think it's p

*asked on October 10, 2013* -
## URGENTquestions for Math

A pair of jeans is on sale for 25% off the original price. Which expression represents the sale price? If the original price of the jeans is $40,evaluate the expression to find the sale price. s=p-0.25 p;$30 s=p-25:$15*** s=p-0.25p;$10 s=p-0.25;$39.75

*asked on September 3, 2013* -
## chem

If 507 g FeCl2 were used up in the reaction FeCl2 + 2NaOH Fe(OH)2(s) + 2NaCl, how many grams of NaCl would be made?

*asked on February 25, 2013* -
## Pre-Calculus

Point B is 12 km north of point A. Point C is 9 km from point B on a bearing of 060°. Find the distance from A to C.

*asked on January 13, 2013* -
## math

susan throws a softball upward into the air at a speed of 32 feet per second from a 8 foot platform. the distance upward that the ball travels is given by the function. d(t)=-16t^2+32t+8. What is the maximum height of the softball? how many seconds does it

*asked on November 27, 2012* -
## Chemistry

suppose the density of 100.0 mL of some liquid was found to be 0.815 g/mL. What would be the specific gravity of 20.0 mL of this liquid?

*asked on September 19, 2012* -
## chemistry

Write the balanced formula equation, complete ionic equation, and net ionic equation. If no precipitate forms, write "No reaction" a) Hg2(NO3)2 (aq) + CuSO4 (aq) b) Ni(NO3)2 (aq) + CaCl2 (aq) c) K2CO3 (aq) + MgI2 (aq) d) Na2CrO4 (aq) + AlBr3 Please

*asked on December 11, 2011* -
## Chemistry

How does the activation energy of an uncatalyzed reaction compare with that of the catalyzed reaction?

*asked on March 1, 2010* -
## math

A candy store makes a 10-lb mixture of gummy worms, candy corn, and sourballs. The cost of gummy worms is $1.00 per pound, candy corn cost $3.00 per pound, and sourballs cost $1.50 per pound. The mixture calls for three times as many gummy worms as candy

*asked on March 16, 2020* -
## health and PE

The brain and spinal cord make up the reflex pathway. peripheral nervous system. central nervous system. the fight-or-flight response is it b?

*asked on May 1, 2016* -
## math

-6g+5.8=23.8 a=3 b=-3 c=1.83 d=4.93

*asked on December 1, 2015* -
## science

if all members of a specie disappears, the species is said to be.. a.)extinct b.)endangered c.)threatened D.)keystone

*asked on November 23, 2015* -
## Chemistry

Calculate pH of a solution that is 0.255M in CH3NH2 and 0.105M in CH3NH3Br

*asked on March 6, 2015* -
## Stasticstics/math

A teacher wants to compare the mean geology scores of two different classes. She is testing the null hypothesis that there is no difference in the population mean scores of the two classes. The difference of the sample means is 51.4. If the standard

*asked on October 14, 2014* -
## Math

1.) An expression is show: √21x; for which value of x should the expression be further simplified? a.) 5 b.) 8 c.) 37 d.) 54 2.) An expression is show: √42x; for which value of x should the expression be further simplified? a.) 11 b.) 13 c.) 20 d.) 55

*asked on October 4, 2014* -
## Science

What body system does coronary heart disease affect? Also How does this disease affect normal homeostasis of the body system

*asked on July 10, 2014* -
## Algebra Question~!

If an object is dropped from a height of 200 feet, the function h(t)=-16t^2+200 gives the height of the object after t seconds. Approximately, when will the object hit the ground? (1 point)

*asked on April 1, 2014* -
## Algebra Question~!

A biologist studied the populations of common guppies and Endler’s guppies over a 6-year period. The biologist modeled the populations, in tens of thousands, with the following polynomials where x is time, in years. common guppies: 3.1x^2 + 6x + 0.3

*asked on March 15, 2014* -
## 1 algebra question

What is the difference of the following polynomials? (6x^3 – 2x^2 +4) -(2x^3 + 4x^2 – 5) ________________

*asked on February 20, 2014* -
## History Question

1) Why did the Middle colonies have the most diverse population in colonial America? (1point) Leaders of the Middle Colonies advertised in Europe to attract more settlers. People moved to the Middle Colonies from New England to escape religious

*asked on October 4, 2013* -
## History Question

1) How did Connecticut, Rhode Island, and New Hampshire colonies begin? (1point) Founders of all three colonies strongly disagreed with the Massachusetts colony, and sought to establish their own communities elsewhere.*** All three were spearheaded by

*asked on October 3, 2013* -
## Two Voice poem

Ok so I have to write a two voice poem on Christopher Columbus finding America, ok so I'm supposed to write how the Europeans felt when they found America and how the Taino (the Indians that were originally there)felt about what happened, and I'm kind of

*asked on September 14, 2013* -
## Math

Which expression is equivalent to (-2)(a+6)? -2a+6 2a+12*** -2a-12 -2a+12 To which subsets of real numbers does the number -22 belong? Choose all that apply. Whole numbers*** rational numbers integers*** irrational numbers "6 times the difference of b and

*asked on September 12, 2013* -
## VERY URGENT Language arts

“First of all I dismembered the corpse. I cut off the head and the arms and the legs? What kind of context clues helps you determine the meaning of dismembered? Characteristics Contrasting words Examples Explanatory words and phrases*** Am I correct?

*asked on September 4, 2013* -
## URGENT~MATH For Steve or Reiny

For questions 5-7, find the solution to the system of equations by using either graphing or substitution. 5)y=6-x and y=x-2 (1point) (2,4) (-4,2) (4,2) no solutions 6)y=2x-1 and y=x+3 (1point) (4,7) (7,4) (-7,-4) no solutions 7) y=4x and y+x=5 (1point)

*asked on May 7, 2013* -
## Urgent Language Arts~!

10. In the following sentence, "Abraham Lincoln was a widely admired politician,” which statement is correct? (1 point) Add a hyphen between widely and admired. Add a hyphen between admired and politician. Add a hyphen between Lincoln and was. No hyphen

*asked on May 1, 2013* -
## Chemistry

Methanol is an organic solvent and is also used as fuel in some automobile engines. From the following data, calculate the standard enthalpy of formation of methanol. 2CH3OH + 3O2 --> 2CO2 + 4H2O, (delta H = -1452.8 kJ/mol

*asked on November 8, 2012* -
## Math

In a factory, a parabolic mirror to be used in a searchlight was placed on the floor. It measured 40 centimeters tall and 90 centimeters wide. Find the equation of the parabola. I tried working this problem out and I got y=-8/405x^2+40, but I'm not sure if

*asked on April 12, 2012* -
## Physics

A 26-kg girl is bouncing on a trampoline. During a certain interval after leaving the surface of the trampoline, her kinetic energy decreases to 220 J from 500 J. How high does she rise during this interval? Neglect air resistance.

*asked on November 15, 2011* -
## Algebra

If t multiplied by the sum of x and 2y is divided by 4y, what is the result?

*asked on October 25, 2010* -
## math

a ladder leans against a building forming an angle of 56 degrees with the ground.The base of the ladder is 3 feet from the building. Use the cosine to determine the length of the ladder.

*asked on April 6, 2020* -
## math

Lily has $18. Matt has twice as much of a third of the amount that Lily has, and Carolyn has $23 more than Matt has. How much money does Carolyn have

*asked on April 9, 2018* -
## Math (PROBABILITY)

Elizabeth wants to use a standard number cube to do a simulation for a scenario that involves three equal outcomes. What is one way in which she can do this?

*asked on December 3, 2017* -
## Math

If the probability of an event happening is p, what is an algebraic expression that represents the probability that the event does not happen?

*asked on December 3, 2017* -
## maths

solve: x^3.5=41.15

*asked on February 25, 2017* -
## Science

A silver picture frame has a volume of 5.97 cubic centimeters and a mass of 59.7 grams

*asked on February 17, 2017* -
## Math

A frog was at the bottom of a 12-meter hole. Each day it climbed up 3 meters but always slid back 2 meters. How many days will take the frog to get out of the hole?

*asked on February 5, 2017* -
## SCIENCE HELP

CAN SOMEONE CHECK THESE!! 1. Which of the following is a reason why a person might want to wear snowshoes if walking a distance in deep snow? (1 point) snowshoes spread the person’s weight out snowshoes reduce the amount of pressure on a given spot

*asked on May 28, 2016* -
## Health and Physical Ed

If you choose to smoke, your body will use this substance less efficiently. 1:microorganisms 2:carbon dioxide 3:plasma 3:oxygen I think it is #3

*asked on February 19, 2016* -
## math

orgo has let out 50 meters of kite string when he observes that his kite is directly above zorna. if orgo is 35 meters from zorna, how high is the kite ?

*asked on December 16, 2015* -
## Chemistry

A solution is made by containing 15 mL of 17.5 M acetic acid with 5.52 g of sodium acetate and diluting to total volume of 1.50 L. Calculate the pH

*asked on March 23, 2015* -
## ethics

what are some ethical advantages and negative issues associated with Restorative Justice

*asked on June 29, 2014* -
## Algebra Question~!

A community group is building a playground on a rectangular lot of land. The lot measures 6x by 9x and they want to cut out an area for a circular jungle gym with a radius of 4x. How much of the land will be left over after the jungle gym is built? (1

*asked on March 15, 2014* -
## chemistry

A 500. mL sample of hydrogen gas is collected over water at 27 °C. The pressure of the hydrogen and water vapor mixture is 78.5 kPa and the vapor pressure of water at 27 °C is 3.6 kPa. What is the partial pressure of the dry hydrogen gas?

*asked on February 23, 2014* -
## Homework help plz( Steve or Reiny)

Determine if the number is written in scientific notation. If not, explain 32 * 10^4. (1 point) No; it is not written as a power of 10. No; the first factor is not a number between 1 and 10. Yes; the number is written in scientific notation. Determine if

*asked on February 20, 2014* -
## Algebra 1

Tell whether the lines for the pair of equations are parallel, perpendicular, or neither. Y=-4/5x+3 4x-5y=-15 (1 point) Parallel Perpendicular*** Neither Write an equation of a line that is perpendicular to the given line and that passes through the given

*asked on January 27, 2014* -
## Algebra 1

Eric and Mark were at a ball game and visited the concession stand. They each got a hamburger, and Mark got lemonade and some cotton candy. Eric had a coupon for $2 off the cost. Mark paid the rest, which came to $14.50. Cotton candy costs $5, and a

*asked on January 27, 2014* -
## Math

When solving a system of equations, how do you determine which method to use? Like how can you determine when to use Elimination, Substitution or Graphing???

*asked on December 14, 2013* -
## Urgent Science~!

Carla applied a force of 35 N to a wheelbarrow full of bricks and moved it 2.5 m. Which of the following can be determined from this information? The wheelbarrow supplied 87.5 J of work. The wheelbarrow has a mechanical advantage of 14.*** The wheelbarrow

*asked on December 10, 2013* -
## URGENT 8th Grade Math

Write a word phrase for the algebraic expression 3x-7. The difference of three times and number x and seven. The difference of seven and three times a number x. Three times a number x fewer than seven.** The quotient of three times a number x and seven.

*asked on September 4, 2013* -
## Urgent math question for Reiny

Find the value of the expression below for r=4 and t=2.... t^3-r+20 divided by r 9*** 72 6 40 Ok, Reiny you said my answer9 was originally wrong, however when I looked at the work you did and you put in parenthesis()....my question is why, because the

*asked on September 4, 2013* -
## Reading Activity

1. The old couch needed some new upholstery. What does the word upholstery mean in the sentence above? (1 point) fabric curtains pillows*** legs 2. The pet owner had many feline companions. What does the word feline mean in the sentence above? (1 point)

*asked on June 5, 2013* -
## Calculus

Given the function: f(x) = x^2 + 1 / x^2 - 9 a)find y and x intercepts b) find the first derivative c) find any critical values d) find any local(relative) extrema e) find second derivative Please show me how u got this!!

*asked on April 27, 2013* -
## Calculus

A balloon leaves the ground 500 feet away from an observer and rises vertically at the rate of 140 feet per minute. At what rate is the angle of inclination of the observer's line of sight increasing at the instant when the balloon is exactly 500 feet

*asked on April 14, 2013* -
## URGENT language arts question~!

Which of the following compound words is spelled incorrectly? (1 point) afternoon teamate masterpiece earring My Answer: 1)B Is this correct? .

*asked on April 12, 2013* -
## URGENT LANGUAGE ARTS URGENT~!

Which answer explains why there isn’t a hyphen between well and behaved in the following sentence? The students were so well behaved that Ms. Irvin dismissed them early. (1 point) The words well and behaved don’t end in -ly. The words well and behaved

*asked on April 12, 2013* -
## 7th Grade Language Arts

Cultural context involves all of the following except the group's __________. (1 point) values wealth customs I think its wealth.. but not sure, am i correct?

*asked on April 1, 2013* -
## law

looking for an article relating to civil law, The article can no be older than December 2010 and it has to relate to the contemporary law and justice. Any suggestions?

*asked on February 26, 2013* -
## Math

Journal 5. Look at the hundred chart. One number is wrong. Cross out that number and write the right number instead. Then explain how you know. The chart shows the numbers 17,18, and 19 going across then it shows the square blank then 28,29 finally it

*asked on February 4, 2013* -
## HELP!

y + 5 ≥ 7 y ≤ 2 y ≤ 12 y ≥ 2 y ≥ 12 can someone help me with this problem or steve could u help me?

*asked on January 11, 2013* -
## This needs tobe turned in in 10min AT MOST URGENT!

1. x over 5= –2 (1 point) –45 35 –10 21 2. 13x – 7 = 136 (1 point) 11 15 8 9 3. Solve the following equation: 3x – 3 = 15 (1 point) 4 5 6 7 4. Ernesto loses 14.5 pounds in 7 months. Now he weighs 156.5 pounds. Which equation can be used to find

*asked on December 21, 2012* -
## philosophy

My demand upon the philosopher is known, that he take his stand beyond good and evil and leaven the illumination of moral judgment beneath himself. This demand follows from an insight which I was the first to formulate: that there are altogether no moral

*asked on June 5, 2012* -
## math

I need to find the median,mode,range 14,52,12,15,64,92,97,94

*asked on January 24, 2012* -
## chemistry

2NaI (aq) + Cl2 = 2NaCl (aq) + I2 (s) If the ml of 0.45 M NaI are reacted with chlorine gas: What will be the molarity of the resulting salt solution?

*asked on December 5, 2011* -
## social studies

what state does the letters solidedahnr?

*asked on August 15, 2011*