# alexis

Newest questions and responses by alexis-
## algebra

(0.4*10-6)(0.7*10^-2)

*asked on February 27, 2019* -
## Help! - Social Studies

What nationally known company was a direct result of the first Texas oil boom? A) British Petroleum B) Chem-Central C) Chevron D) Texaco

*asked on February 12, 2019* -
## geography

The Fujiwara rose to power by ____? A. making a fortune through trade B. waging war on other clans. C. having their daughters marry emperors D. defeating the Mongol invaders** Please correct me if I'm wrong.

*asked on February 5, 2019* -
## Math

A photographer wants to print a photograph and two smaller copies on a rectangular sheet of paper. The larger photographer and the smaller photographs are in proportion. The larger photograph has a width of 4 inches and a length of 6 inches. Find the

*asked on January 21, 2019* -
## Algebra

A project can be completed by n workers in t days. If 56 workers need 7 days to finish the project, find the value of k - I found k. K=392 Final step - Hence, express n in terms of t. WHAT DO I DO HERE?

*asked on January 15, 2019* -
## Social Studies

I have no idea what to do,if you can give me some tips of ideas I'll be extreamlly grateful. Heres what I need help with. Tell about the hardships of the early colonies and colonists. Pretend you are partiticipating in a town meeting to discuss the

*asked on December 20, 2018* -
## Algebra

Rewrite y=1/6x-5 in Ax+By=C form. I have a whole work sheet of these could someone show me an example to solve this or direct me through this! Thank you~

*asked on March 18, 2018* -
## Quickquestion please help

How do I find a square root of a number, without a calculator?

*asked on March 12, 2018* -
## Spanish 1

Ana y Claudia _______ traen. (los manteles) A- Nos B- Lo C- Las D- Los

*asked on February 15, 2018* -
## algebra 1

1. Which of the following is equivalent to x^5y^2/xy^2 when x not= 0 and y not= 0? a. x^6y^5 b. x^5y c. x^4y d. x^4

*asked on January 18, 2018* -
## math, I need help please answer quickly!

A) Estimate 49% of 162 B) Use mental math to calculate 49% of 62

*asked on January 13, 2018* -
## physics

an arrow is shot at a 30 degree angle with the horizontal. it has a velocity of 49 m/s how high will the arrow go? what horizontal distance will the arrow travel? and how long will the arrow be in the air?

*asked on December 17, 2017* -
## math

An urn contains 10 red balls, 6 green balls, 15 orange balls, and 14 blue balls. If one ball is randomly drawn from the urn, what are the odds against the ball being red? State your answer as a ratio using a colon to separate the two numbers.

*asked on November 2, 2017* -
## ALGEBRA

The sum of nine and a number, x, is three

*asked on September 27, 2017* -
## 7th grade math

Aaron is staying at a hotel that charges $99.95 per night plus tax for a room. A tax of 8% is applied to the room rate, and an additional one-time untaxed fee of $5.00 is charged by the hotel. Which of the following represents Aaron’s total charge, in

*asked on September 8, 2017* -
## Geography

The study of the earth and its features

*asked on August 15, 2017* -
## Math

Kevin brought 2 pens and 2 erasers for $1.50. Lynn brought 1 pen and 1 notebook for $1.50. Maria brought 2 notebooks for $2.20. How much did Neal pay for 4 erasers?

*asked on June 14, 2017* -
## Science

The coinage metals - copper, silver, and gold - are considered to be a chemical family. List three arguments to explain why. Please help!!

*asked on June 1, 2017* -
## Math

Two events are independent P(event, then event) What is P(event)? A) a/b (A has a square root symbol) B) a/b (both have a square root symbol) C) a/b (both are squared) D) a/2b

*asked on May 5, 2017* -
## Algebra

A survey was taken of students in math classes to find out how many hours per day students spend on social media. The survey results for the first-, second-, and third-period classes are as follows: First period: 2, 4, 3, 1, 0, 2, 1, 3, 1, 4, 9, 2, 4, 3, 0

*asked on April 18, 2017* -
## Geometry measurements

To make each costume for a play, a seamstress uses 3 yards 10 inches of fabric. How much fabric will she use to make 9 identical costumes?

*asked on April 10, 2017* -
## Math

A muffin recipe calls for a ratio of 5 cups of flour to 2 cups of sugar. For each cup of sugar that is used, how many cups of flour are needed?

*asked on March 29, 2017* -
## Chemistry

An unsealed 750 mL beaker contains 500 mL of very dense gas at 25.0 degrees C and 1.10 atm. The gas is much denser than the surrounding air, so it does not disperse into the air. (a) At constant pressure, what would the temperature have to reach for the

*asked on March 6, 2017* -
## math

A closed cylindrical storage container with a volume of 2800 cubic inches. The material for the top and bottom will cost $3 per square inch and the material for the sides will cost $4 per square inch. A) What dimensions of the container would minimize the

*asked on February 26, 2017* -
## Math

A store marked up the cost of a dress from $44.39 to $91.00. What is the percent markup for this a dress? Round answer to nearest 10th.

*asked on February 10, 2017* -
## Calculus 2

I cannot figure this out for the life of me. Maybe I am overthinking it. Money is transferred into an account at the rate of R(t)=5000t(e^-0.6t) If the account pays 2% interest compounded continuously, how much will accumulate in the account over a 9-year

*asked on February 10, 2017* -
## 9th grade alegbra - geometric sequence

Can you explain how to find explicit and recursive formula of geometric sequence given 2 terms? 23. a = -12, a = -6 ratio: -6/-12 = 1/2 explicit: a = ar^(n-1) -6 = a(1/2)^4 -6 = a(0.37) -0.010 = a??? a = -0.010(1/2)^n-1 recursive: a = ar a = -0.010(1/2)

*asked on January 19, 2017* -
## 9th grade algebra (sequences)

Can you check my homework please? Given the following representations, tell whether it's arithmetic/geometric, find the difference/ratio, find the explicit formula, find the recursive formula, and the given term. (This whole question was in the form of a

*asked on January 16, 2017* -
## Math

Hannah and Her Three Brothers equally split the cost of a $379 gift for their parents how much did each sibling pay?

*asked on January 11, 2017* -
## math algebra

Problem Page Brian rented a truck for one day. There was a base fee of $15.99 , and there was an additional charge of 93 cents for each mile driven. Brian had to pay $259.65 when he returned the truck. For how many miles did he drive the truck?

*asked on January 11, 2017* -
## 9th grade algebra (recursive formula)

Can you explain how to find a sub 1 in the following problem? 1. Given 2 terms in an arithmetic sequence, find the recursive formula. a sub 18 = 3362 , a sub 38 = 7362 Steps: a. Find difference: (7632 - 3362)/(38 - 18) = 4000/20 = 200 b. plug into

*asked on January 10, 2017* -
## Chemisty

2C2H6(g) + 7O2(g) = 4CO2(g) + 6H2O(g) How many L of oxygen gas is needed to produce 18.0 L of CO2

*asked on November 23, 2016* -
## Grade 11 Physics

Megan and Catrina are at a playground swing set. Catrina pulls Megan back so that the 2.5 m long chain makes a 35 angle with the vertical. She pushes her with a speed of 6.5 m/s and Megan begins to swing forward. a) What is Megan’s fastest speed? b)

*asked on November 16, 2016* -
## Physics

Robert constructs the apparatus shown and slides a block down a slope that is without friction until the block reaches the section, L, of length 1.85 m, which begins at height h2 = 2.0 m on a ramp of angle 30.0°. In that section, the coefficient of

*asked on November 15, 2016* -
## 9th grade algebra (completing square)

Can you check the following? A1. (2x + 3)^2 = 25 sqrt(2x + 3)^2 = +-sqrt(25) 2x + 3 = +- 5 2x + 3 = 5, 2x + 3 = -5 2x = 2, 2x = -8 x = 1, x = -4 {-4, 1} A2. x^2 + 14x + 45 = 0 x^2 + 14x + __ = -45 + __ x^2 + 14x + 49 = -45 + 49 (x +7)^2 = 4 sqrt(x+7)^2 =

*asked on November 9, 2016* -
## 9th grade algebra (factoring with quadratic)

Can you check the following problems? 4. x^2 - 10x +25 = 9 x^2 - 10x + (25 -9) = 9 - 9 x^2 - 10x + 16 = 0 (x - 8)(x-2) = 0 x - 8 = 0, x - 2 = 0 x = 8, x = 2 5. x^2 - 6x + 9 = 49 x^2 - 6x + ( 9 - 49) = 49 - 49 x^2 - 6x - 40 = 0 (x -10)(x + 4) = 0 x - 10 =

*asked on November 1, 2016* -
## 9th grade algebra (factoring)

Can you check the following problems? Factor the following. 1. x^2 + 9x + 18 = (x + 6)(x + 3) 8. 3x^3 - 24x^2 - 60x = 3x(x^2 - 8x - 20) = 3x(x-10)(x + 2) 9. 5x^4 - 5x^3 - 30x^2 = 5x^2(x^2 - x - 6) = 5x^2(x - 3)(x + 2) 10. 6x^2 - x - 2 = (x - 4/6)(x + 3/6)

*asked on October 27, 2016* -
## Physics

In the figure, a 6-kg box is sliding up an incline that makes an angle of theta=30 degree (with respect to the horizontal). As it slides up the incline, a kinetic frictional force fk acts on it. The acceleration of the block has magnitude 8 m/s2. Let the

*asked on October 19, 2016* -
## Math

What is 10 times as much as 700 will be 7,000

*asked on October 4, 2016* -
## math

What equation is equivalent to 24=ax+4y-10, when solving for y? A: y=7/2-ax/4 B: y=17/2-ax/4 C: y=17- ax/4 D: y=34- ax

*asked on September 18, 2016* -
## Calculus 2

A culture of bacteria is growing at the rate of 20e^0.8t cells per day, where t is the number of days since the culture was started. Suppose that the culture began with 50 cells. (a) Find a formula for the total number of cells in the culture after t days.

*asked on September 18, 2016* -
## 9th grade Spanish 1

Can you check my answers regarding direct object pronouns? I had to fill in a chart (D.O.P for English and Spanish and use of D.O.P with gustar and ar ending verb) and not sure about the answers. Eng....Span...DOP + gusta + infinite(ar ending verb)

*asked on September 15, 2016* -
## Math

-I am 2 digit number. -The digit in the ones place is the first odd prime number -The digit in the tens place is three times the value of the ones place digit I am ____

*asked on September 13, 2016* -
## science

i want to know the density of a golden nugget . the nugget i found had a mass of 120 g and took up a space of 6 mL . what is the density ?

*asked on September 12, 2016* -
## 9th grade algebra

Can you explain how to find the solutions to the following system of equation problems? Graph f(x) and g(x) to find the solution to the equation f(x) = g(x). Approximate the answer when necessary. 1. f(x) = -2/3x +4 and g(x)= x - 6 Ans: Step1 graph lines.

*asked on September 7, 2016* -
## Algebra1

Can you check my answers? 1. Table modeling a linear relationship is shown below. What is the rate of change of nails to birdhouses? 2 birdhouses to 22 nails 3 birdhouses to 33 nails 4 birdhouses to 44 nails 5 birdhouses to 55 nails a. 55 nails per

*asked on September 6, 2016* -
## 9th grade algebra

Evaluate the following expression given the function. function: h(x)=12/x problem: h(x) = -2 solution: -2 = 12/x. 1/12 * -2 = 12/x *1/12 (mulitply both sides by 1/12 to get x by itself. -2/12 = 1/x -1/6 = 1/x (simplified -2/12) I don't think this is right.

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

1. Andy's sub-total at Chick-fil-A was $18.79 for several sandwiches and one sweet tea for $1.79. Write an equation. How many sandwiches did Andy buy? Not exactly sure how to solve. What i have so far which is not right: x + 1.79 = 18.79 How can i figure

*asked on August 17, 2016* -
## Math

Find the coordinates of the point which is 3/5 of the way from (3, 2) to (-3, 5).

*asked on July 7, 2016* -
## Math

Find the equation of the line through (-8, 9) with x-intercept trice the y-intercept.

*asked on July 7, 2016* -
## Math

What is the equation of the line segment joining P(x, y) to (2, 4) and is parallel to the segment joining (-2, -1) and (6, 8).

*asked on July 7, 2016* -
## SS

How did the Mexican-American War ignite a conflict over slavery between the North and the South?

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

A 50 kg student, starting from rest, slides down an 10.8 meter high water slide. How fast is he going at the bottom of the slide?

*asked on May 24, 2016* -
## Hisyory

How are Aristotle's teachings related to the scientific method used by scientists today?

*asked on May 21, 2016* -
## reading

According to the article, the reader can tell that __________.Joshua Haggmark probably believes that the best way to deal with droughts is to have people conserve water.Susan Jordan probably thinks that officials are more worried than they need to be about

*asked on May 16, 2016* -
## history

Can someone give me links for these please? Describe the military strategy that General William T. Sherman used across Georgia and South Carolina. Explain how the strategy affected the south, as well as how southerners reacted. Explain the purpose of

*asked on May 11, 2016* -
## math

Coach Hart calculated the mean, median, mode, and range for these data. He realized that he forgot to include Louise's 11 catches in the table. If Coach Hart now includes Louise's data with the data for the other five members, which of the following

*asked on May 10, 2016* -
## Statistics Range, Variance, and Standard Deviation

26. Flight Data: Find the range, variance, and standard deviation. Express answers using appropriate units, such as "minutes." Refer to Data Set 15 in Appendix B and use the times required to taxi out for takeoff. Flight 1 1 1 1 1 1 1 1 1 1 1 1 3 3 3 3 3 3

*asked on May 10, 2016* -
## math

Greg and Sam ordered a pizza for lunch. Greg ate 34 of the pizza, and Sam ate 18 of the pizza. How much of the whole pizza

*asked on May 10, 2016* -
## Statistics Homework

Political Contributions: Listed below are contributions (in dollars) made to the two presidential candidates in a recent election. All contributions are from the same zip code as the author, and the data are from the Huffington Post. Do the contributions

*asked on May 10, 2016* -
## Statistics

Years to Earn Bachelor’s Degree: Listed below are the lengths of time ( in years) it took for a random sample of college students to earn bachelor’s degrees ( based on data from the U. S. National Center for Education Statistics). Based on these

*asked on May 10, 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

*asked on April 27, 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

*asked on April 12, 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?

*asked on 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?

*asked on 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?

*asked on March 31, 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

*asked on March 30, 2016* -
## math

whats the last two digits of 5 to the 347 power

*asked on 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

*asked on 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

*asked on 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

*asked on 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

*asked on 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:

*asked on March 2, 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

*asked on 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

*asked on February 25, 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...

*asked on February 23, 2016* -
## Art

PLEASE HELP!!! And if you know all the answers 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

*asked on February 16, 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

*asked on February 15, 2016* -
## engish

how do you unsabble RAMENAIC TIOLURVENO

*asked on February 8, 2016* -
## Math

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

*asked on January 31, 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!

*asked on January 24, 2016* -
## 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

*asked on 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

*asked on December 18, 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

*asked on 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

*asked on 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 :,(

*asked on 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

*asked on 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)/√5(4) = √3/2 6. 4√10/√32 = 4√2(5)/√16(2) =

*asked on 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

*asked on 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?

*asked on December 2, 2015* -
## math

I have 3 ones, 2 tens,and 1 hundred. Who am I ?

*asked on 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

*asked on 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

*asked on 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)

*asked on 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

*asked on October 19, 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

*asked on October 13, 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

*asked on 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

*asked on October 7, 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).

*asked on 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)

*asked on October 1, 2015*