Algebra SOLVING LINEAR EQUATIONS AND INEQUALITIES
Please help Im am Grade 5 and my teacher is letting me do this. 1. Solve the solution by using elimination and substitution 3/x - 2/y = 14 6/x + 3/y = 7 2. Solve by eliminating x (this is solving 3 linear equations) then substitute to the other two equation x + y + 5z =2 (1) ...
Monday, April 25, 2016 by Clyde
Hello, recently our grade was assigned a history project on the California gold rush. One of the topics we have to include is the 5 mining towns in California. So far, I know 2 which are San Francisco and Sacramento. Can you help me find the rest? Thank you.
Friday, April 22, 2016 by Isabella
algebra HELP PLEASE
A city is considering building a commuter train. The steepest section of track has a fall of 72.8 feet for a horizontal distance of 280 feet. What is the grade of this section of track? The downgrade of this section of track as a reduced fraction is? Converted the fraction to ...
Thursday, April 21, 2016 by wendy
math literacy, economics,business studie,accounting, isizulu,English, life orientation
I am doing grade 11 in commerce class.and I still don't know my carrier choice. but I realised that am good in electricity stuff this year. so I want to be a electrician now.what I must do??help me out please
Wednesday, April 20, 2016 by zama shelembe
Mathematics grade 9
I'm so confused with the whole factorising process. Please help explain: How do we take out the highest common factors in the expressions: a)5ac+10ab-25ad b)8m-24mn c)30gh+15fg-5fh
Wednesday, April 20, 2016 by Angelica Soso
tourism,history,geography and maths lit.
im doing grade 11...im confused...which career is possible for me to persue when doing these subjects..or which jobs are available with these subjects
Friday, April 15, 2016 by Tinah Masiana
math 7th grade
Ingrid mixes 3.6 pounds of almonds with some raisins to make a trail mix. She divides the trail mix into 12 equal portions. Each portion weighs 0.7 pound. How many pounds of raisins did she use to make the trail mix? Express the answer to the nearest tenth.
Wednesday, April 13, 2016 by maddie
Math patterns and rules unit test
I am in connexus and was wondering if anyone has got the answers to this test, please help me I am felling really bad and this is the only way I could bring my grade up. Ty!!
Wednesday, April 13, 2016 by Samantha Schinder
A family is building a circular fountain in the backyard. The yard is rectangle and measures 14x by 19x and the fountain is going to be circular with a radius of 6x. Once the fountain is built, what will be the area of the remaining yard? Please do help I already took the test...
Tuesday, April 12, 2016 by Neko
Math grade 7
Chelsea has a hole exactly in the middle of her 15 foot long walk, right where the floor and the wall meet. If the hole is 2.3 feet wide, how far are the edges of the hole from the edges of the wall?
Monday, April 11, 2016 by Cindy
Math Grade 7
you want to put a place mat that is 11.5 inches long directly in the center of a table that is 40 inches long. How far is the place mat from either edge of the table?
Monday, April 11, 2016 by Cindy
7th grade math
A submarine descends below the oceans surface at a rate of 75 feet per minute. How naby feet below the iceabs surface will the submarine be in 12 minutes
Sunday, April 10, 2016 by zaire
Math Grade 7
To improve her cardiovascular capacity,Mia wants to increase the distance she walks each day. She now walks 1/2 mile in 8 1/2 minutes. If Mia keeps the same pace, will she be able to walk 1 1/2 miles in less than 1/2 hour?
Sunday, April 10, 2016 by April
If a normally distributed group of test scores have a mean of 76 and a standard deviation of 10. Find the probability that student will earn a grade between 65 and 85
Saturday, April 9, 2016 by Joe
HOURS STUDYING AVG GRADE 0 62 1 78 2 85 5 74 WHICH TYPE OF FUNCTION IS MOST LIKELY TO MODEL THESE DATA? A. LINEAR FUNCTION W/POSITIVE SLOPE B. LINEAR FUNCTION W/NEGATIVE SLOPE C. NON-LINEAR THAT DECREASE THE INCREASE D. NON LINEAR FUNCTION THAT INCREASES THEN DECREASES
Wednesday, April 6, 2016 by Blake
science (9th grade)
A form of 18 karat white gold contains 75% gold and 25% palladium. What type of solution is this? Specify which element is the solute and which is the solvent. help???
Wednesday, April 6, 2016 by tim
math quick question for a grade recovery portfolio
102400 as a fraction
Tuesday, April 5, 2016 by raNdOmPErsOn
grade 8 math
elena spent a week at a customer's factory in a different city. she used her debit card 19 times. for 4 of the 19 purchase, she was charged a service fee of $0.50 each. she also withdrew money from an ATM 3 times. she was charged a transaction fee of $3.50 each time. how ...
Tuesday, April 5, 2016 by Jake
6th grade math
1.A triangle has three vertexes. Point A is (0,0) point B is (4,10) and point C is (8,0). What are the lengths of each side? 2. What is halfway between -2 and 1?
Tuesday, April 5, 2016 by Caitlyn
5th grade math
Two pails of different sizes contain 34.5 liters of water altogether. When 0.68 liter of water is poured from the bigger pail into the smaller pail, the amount of water in the bigger pail is 9 times that in the smaller pail. How much water was there in each pail at first?
Tuesday, April 5, 2016 by Bella
math 4th grade no algebra
Jen is 26 years younger than her mom. Together, their ages total 50. How old is Jen? How old is her Mom? My 4th grader has not learned algebra yet, so how do we solve this?
Monday, April 4, 2016 by kim
7th Grade Civics
I really need help with this because I'm not sure who the person is I'll put the answer I think it is with an asterisk. Please help! Which entrepreneur named below took over and expanded a family business begun by his or her father? A. Joseph Unahue** B. Blake Mycoskie...
Monday, April 4, 2016 by MusicLover14
Ms. Sue - 6th Grade Math-Connections Academy
This diagram is a scale drawing of a fountain. If the side length of one square is 2 feet, what is the area of the fountain? A stands for Area. A. A = 9 to the second power. B. A = 12 to the second power. C. A = 18 to the second power. D. A = 36 to the second power. Thanks.
Saturday, April 2, 2016 by Geek Girl
Tamera has test scores of 88,78,98,88, and 78. She was told that her final test grade average is the highest C possible as a whole number. What was her last test score?
Wednesday, March 30, 2016 by Anonymous
In middle school computer club, 3/8 of the members are girls. Of the girls in the club, 2/5 are 6th-graders. Write and solve an equation to find the fraction of the members of the club that are 6th-grade girls.
Tuesday, March 29, 2016 by Jaden
4th grade math
long jump measurements. Allison jumped 3/8 foot shorter than the farthest jump. How far, in feet, did Allison jump? how to calculate long jump measurements
Monday, March 28, 2016 by Anthony
5th grade math
A seed needs to grow 3 in. in one week. the seed grows 1 7/8 in. one day and 1/2 in. another day. how many more inches does the seed new to grow. Do I add or subtract. help
Monday, March 28, 2016 by Jeffery
8th grade Algebra
Carol has a collection of 100 stamps the graph below shows the percentage of stamps she has from each country how many more of Carols stamps are from italy than from france? France: 24%, England:22%, Norway:29%, Italy:25%. A)22 stamps B)25 stamps C)47 stamps D)3stamps My answer B
Wednesday, March 23, 2016 by Please help/check
How do the 3rd grade boys weight in Principal Bens school compare to the national average (mean weight = 90, sd =15)? Provide the IV, DV, and best method of analysis
Wednesday, March 23, 2016 by Anonymous
7th grade Math
Could you please explain how i would answer a question such as this one? 0.8 (2x + x) + 3(7 - 4.1x) = i went over the lesson provided by my teacher, and still don't understand it..
Tuesday, March 22, 2016 by Kristiana
Grade 11 Chemistry
Why does methanol dissolve well in water. Explain using a diagram. I know that both H2O and CH3OH are polar, however what would I use for the diagram?
Tuesday, March 22, 2016 by Adobe
Math (grade 7)
Eloise makes & sells screen print t-shirts. She needs to buy some supplies. Paint costs $89.23 & a new screen costs $23.25. She saves 28.9% if she uses her store membership card. How much will Eloise save?
Saturday, March 19, 2016 by Devon
1st grade math
Hi, my son Jackson needs a lot of help on addition facts. Is there some kind of way we can get my son to work on his addition facts? He's 6 years old. Any worksheets or practice problems you can loan me? Thanks! -Quianna B.
Friday, March 18, 2016 by Quianna B
This presentation should consist of 5 Gerund sentences (subject, subject complement, direct object, indirect object, and object of the preposition) 2 participles - (1 with an auxiliary verb and 1 as an adjective) 4 infinitives (subject, direct object, adjective, adverb) - with...
Friday, March 18, 2016 by Fred
4th grade math fractions
can anyone please answer and explain this A little monkey had 75 peaches. Each day, he kept a fraction of his peaches, gave the rest away, and then ate one. These are the fractions he decided to keep: 1/2,1/4,3/4,3/5,5/6,11/15 In which order did he use the fractions so that he...
Wednesday, March 16, 2016 by kk
In order to reproduce, female sex cells must be fertilized by ________. A. Sperm B. Androgens C. Testosterone D. All of the above A? i'm just making sure i don't want to get a bad grade
Monday, March 14, 2016 by Martin1162
accounting,economics, mathematics,business studies
Identity three courses or study field you are interested in following after grade 12
Monday, March 14, 2016 by Anonymous
This is for grade 11 chemistry, balancing equations. Help asap? I'd like to get it done by tonight, if possible. Type of reaction: Predict product in words: Write Balance equation: Heres the question. Aluminum+ Zinc Sulfide =
Sunday, March 13, 2016 by Colton
World History 6th Grade Ancient China NEED HELP!!!
Why did the ancient Chinese drink tea?
Friday, March 11, 2016 by Aelia
plz check on math 6th grade
The wheel of a unicycle has a radius of 14 inches how many minutes many rotations does it take for a will to travel 440 inches A.3 B.5*** C.8 D.10
Wednesday, March 9, 2016 by Susan
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 ...
Monday, March 7, 2016 by Alexis
pure maths, accounting,business studies, economics
Im in grade 10 and i want to write my homework.how to solve for x?
Monday, March 7, 2016 by siyanga
Maths, geography, life sciences and physical scien
Identify three courses or study fields you are interested in following after grade 12.provide two reasons why you find this a suitable course for each choice
Sunday, March 6, 2016 by Daisy
Dr Bob, Thanks for your help. Ihad googled for 3 hours before asking you. For future reference, if anyone asks this question again, 10th grade chemistry, I found a video on You Tube that makes it easy to understand. It is, The Sci Guys, Ph indicator, acid-base indicator. ...
Saturday, March 5, 2016 by lulu
math (5th grade)
There are two 1's, two 2's, and two 3's. There is one digit between the two 1's, there are two digits between two 2's, and there are three digits between the two 3's. Holding number cards, can you duplicate this sequence of numbers? Can you continue ...
Friday, March 4, 2016 by voltes v
4th grade math
The school carnival is divided into sections. The dunk tanks are in 1/10 of the carnival. Games are in 4/10 of the carnival. Student exhibits are in 5/10 of the carnival. what fraction is dunk tanks and games
Friday, March 4, 2016 by Anthony
7th Grade Math
Hi, I really need help with this question because 1. I suck at geometry and 2. I'm lost but I think this is the answer. Find the volume of a triangular prism with the following dimensions. Round to the nearest whole number. triangle base: 9 ft. triangle height: 4 ft. prism...
Wednesday, March 2, 2016 by MusicLover14
4th grade math
lana also bought 3 bags of whistles with 18 in each bag. when the party started, lana found that 19 of the party favors were broken. How many unbroken party favors were there? Explain the answer
Tuesday, March 1, 2016 by nico
Math 7th grade
A recipe serves 12 people and requires 1/5 cup of eggs. If you wanted to make the same recipe to serve 4 people, how many cups of eggs would you need? Show your work.
Monday, February 29, 2016 by Kristie
world history 6th grade
which of the following was a drawback of trade among civilization of the vedic age? A. Traders shared new ideas. B. traders discovered new resources C. traders might be attacked by other civilization***** D. traders were exposed to be religions
Monday, February 29, 2016 by dasha
a sign on a highway says 6% grade, next 3 miles. this means that the slope of the road ahead is 6/100. how much will you climb in elevation ( in feet) over the next 3 miles
Thursday, February 25, 2016 by Anonymous
maths lit, life sciences, visual arts and business
hi I am currently in grade 10 and I would like to know which courses are there for me when my subjects are maths literacy, business studies, visual arts and life sciences
Monday, February 22, 2016 by mary
4th grade math
please help!! I have no idea how to do these I am trying to help my son.. Find two mixed numbers so that the sum is 21 1/6 and the difference is 4 3/6?
Sunday, February 21, 2016 by Rebecca
Identify three courses or study fields you are interested in following after grade 12 write them down in order of preference (3).Provide two reasons why you find this a suitable course for each (6)
Sunday, February 21, 2016 by keletso
6th grade math median range mode
The numbers are 47, 55, 46, 64, 69, and 52..... What is the mode?...I can't figure this out because I thought the mode was the number that appears most often. Thank you.
Wednesday, February 17, 2016 by Martha
Grade 5 math
Hector extended family was gathering for a family reunion.There were 8 sets of aunts and uncles.there were twice as many cousins as uncles.there were two sets grandparents,and then there was Hector family of five.How many people were at the reunion??
Wednesday, February 17, 2016 by Anonymous
MATH 4 GRADE
Nigel cut a loaf a bread into 12 equal slices. His family ate some of the bread and now 5/12 is left. Nigel wants to put each of the leftover slices in its own bag. how many bags does Nigel need?
Tuesday, February 16, 2016 by RyAN
maths literacy, business studies, life science, consumer studies
Am in grade 11, Which career choices could i consider when applying for universities?
Tuesday, February 16, 2016 by hlengiwe