# Algebra, help + check please

106,899 results, page 82

1. ### Inter. Algebra

square root sign 2x+3 - square root sign x-2 =2 In my head, I worked it as x=3. I did that because only sqr roots that are rational integers can be subtracted to give a whole number. Now, analytic method. I have no idea, I don't see a simple method in ordinary algebra. how do ...
2. ### dog behavior

please check my answer thanks :) If you're going to be teaching a dog a lot of different basic commands, what would be best to use as a treat? A. Small scoops of canned dog food B. Small pieces of rawhide C. Half of an ordinary dog biscuit D. An extra special treat the dog ...
3. ### Math

Can you check my work Please? Let N(t) be the number of bacteria after t days. Then N(t) = Pa^t for some constants P and a. Measurements indicate that N(4) = 5600 and N(8) = 362, 000 1. Write down the formula for N(t) using the rounded values of a and P. (But remember to use ...

In an octahedral complex, electrons in dz^2 and dx^2-y^2 orbitals experience a greater repulsion from the lone pairs of electrons on ligands because these orbitals a. contain more electrons than the other three d orbitals. b. each contain one unpaired electron. c. are oriented...
5. ### Social Studies

Why are conflicts between the executive branch and legislative branches of a parliamentary system government unlikely to occur? A. parliament as a whole maintains strict oversight over the executive branch B. The executive branch is a part of the parliament, which is the ...
6. ### Social Studies

Why are conflicts between the executive branch and legislative branches of a parliamentary system government unlikely to occur? A. parliament as a whole maintains strict oversight over the executive branch B. The executive branch is a part of the parliament, which is the ...
7. ### Pre Algebra

This is about Reasoning Strategy... It says this: 3a. What is the y-intercept of the trend line? 3c. Write an equation for the trend line in slope-intercept form. I don't really know what they mean? Please help me.
8. ### algebra

How many solutions does the following system have: 6x - 3y = 9 2x - y = 3 Explain how to determine the number of solutions without solving the system. Then apply elimination, and interpret the resulting equation. could you please explain this to me?

The formula A = P + I shows that the total amount of money A received from an investment equals the principal P (the original amount of money invested) plus the interest I. Solve this formula for I.
10. ### Math repost (please check)

L1=P1(1,3,5) and P2(4,5,2) L2=P4(-1,6,-3) and P3(points not given) a. Find the equations of lines L1 and L2. P3 is the midpoint of L1, that is, u=0.5 at P3. P(u)=P1 + u((P2-P1) 0 which is less than or equal to (u)which is less than or equal to 1. L1= P(u)= (1,3,5) + u(3,2,-3) ...
11. ### Algebra 1

5 green balls and 2 red balls together weigh 10 pounds, and 1 green ball and 4 red balls together weigh 7 pounds. If all red balls weigh the same amount and all green balls weigh the same, then what is the weight of 8 red and 8 green balls together? I'm not sure at all how to ...

1. Find the distance between the pair of points. Round to the nearest tenth is necessary. (-10, 4) and (6, 12) a. 11.4 b. 17.9 c. 31.4 d. 23.7 2. Find the distance between the pair of points. Round to the nearest tenth, if necessary. (-8,10) and (-2,10) a. 13.6 b. 21.2 c. 23.4...
13. ### Grammar and Composition

please check these for me: Underline the correct words in each of the following sentences. 1. The hall of (Fame, Fame's) members include many people who you probably don't know. Fame's 2. All of the girls will pay for (herself, themselves) at the dance. themselves 3. The story...
14. ### Language Arts

Hi! Can anyone check my answers please? Which type of sentence is shown below? Meet me outside after your ballet class. A. exclamatory sentence B. declarative sentence C. interrogative sentence D. imperative sentence**** Which of the following sentences is declarative? A. Grab...
15. ### Algebra

Directions say that I have to solve and graph the equation using words.I have to include whether the lines are dotted or solid, how to graph each of them and where the solution is shaded. 2x-3y>_9 and -x-4y>_8 both should be solid, because the solution is greater than OR...
16. ### English

1. Call me at 010-1234-1234, and you can also visit our website at ccc.house.ccc. 2. Call me at my home phone. The number is 010-1234-1234. You can also open the website, ccc. house.ccc. (Would you check the two writings, please. Thank you.)
17. ### grammar - conjunction

Fill in the blanks with the words those given in the brackets. ( though / after / if / so / when / while / for / as / but ) 1)(Though) poor himself, he tried to help others. 2)We must wait (until) Ali comes, (as) he has all your tickets. 3)(When) it started raining, everybody ...
18. ### Vocabulary

Fill in the blanks with the following words from the reading text. Change their forms when necessary. 1.highlight 2.ownership 3.residential 4. restriction 5.scheme 6. unveil Q1.  The local council unveiled new plans to build a gymnasium last week. Q2.  The one who offers the...
19. ### Poem: Incident in a rose garden: By Donald Justice

Could someone please check my answers to the poem thanks. 1. How does the gardener recongize Death? Answer: The gardener recognizes death as a dressed spanish waiter. 2. Why is the gardener afraid of Death? Answer: The gardener is afraid of death because he wants to see his ...
20. ### algebra

I need to find the profit for products sold. P(x) = -750x^2 + 15,000x x is the number/products sold Can you step by step please
21. ### Poetry check?

So I'm doing a project called Equality Matters. I decided to try and use my writing abilities to help me. Can you check this poem? To Be Who You Are Meant To Be: Equality Matters People tell me to be who I want And to be what I need So whats wrong if I'm an LGBT? No one ...
22. ### English

Can someone check if the following questions are grammatically correct? Thank you. 1)Please Henry the VIII rule by focusing on the following: -Why he broke ties with the church -What the Act of Supremacy established -What political and social changes the reformation brought ...
23. ### English

I forgot to include the following sentences. Could you please check them, too? 1) It wasn’t frightened of humans. Stay home/at home. (both possible?) I didn’t dare speak/to speak (I think both are possible) 2) He offered to come with me the next day. He confessed that he ...
24. ### english ,,please check my grammar

please help me to get the correct grammar... thank you.. my father is turning 76 and he’s still physically strong and healthy and my mother is turning 75 and she’s also doing good her life and living together.we are nine members in our family and I have four sisters and ...
25. ### algebra

find the minimum value of f(x,y) equals x minus 4y for the feasible region. i did the promblem and got negative 10 but i did it again and got 0. my other two chooses can be either negative 2 or negative 4.if not any i need help. please keep it simple. thank u
26. ### algebra

In a canoe race, a team paddles downstream 480 m. in 60 s. The same team travels up stream in 80 s. Find the team's rate in still water and the rate of the current. Please show how the equation is set up to solve

74. ### Algebra

I have about 3 homework problem that I am stuck on! please help me. #1: The area of a rectangle is 16, and its diagonal is \sqrt{68}. Find its dimensions and perimeter. (x^2)+(y^2)=\sqrt{68} (x^2)+(y^2)=8.246 xy=16 y=16/x (x^2)+(16/x)^2=8.246 (x^4)+(96/x)=8.246 Then I got ...
75. ### Critical Thinking Quiz phi 103

Surveys show that people who use calorie information to decide which foods to eat consume on average 100 calories less than they would if they didn’t check calorie information before eating. Strangely though, people who use calorie information in this way weigh more on ...

2x-3y=-2 -2y+3x=12 ~Explanation too, please! I really need help! Please and thanks!
78. ### ALGEBRA

Jennie and Bill have a combined age of 50. 16 years ago Jennie was twice as old as Bill. Jennie is x and Bill is y. i do not understand after this x + y = 50 (x - 16) = 2(y - 16) but i know the answer is x = 28 and y = 22 Please help
79. ### English

Could you please check the correction of your first sentence? I included a few more sentences on Stevenson's novel. Could you please have a look at them? Thank you. 1 a) 1984 can be considered as anti-utopian novel. 1)The single dominant theme in Dr Jekyll and Mr Hyde is that ...
80. ### Maths

The number of apples in a basket is between 60 and 120. If i put these apples into bags of 5, there will be a remainder of 1 apple. If i put these apples into bags of 8, there will be a remainder of 6 apples. Find the total number of apples in the basket. I managed to find out...
81. ### Algebra 2

√(21x^2y/(75xy^5) it says on my paper to enter it: √b, enter sqrt(b). For example: For 4√3 enter 4sqrt(3) Please help, I've got 5 wrong! :(
82. ### english

I need help labeling complements in my sentences. I am not sure if I am doing this correctly or not. Could you please check to see if I have the following parts of speech labeled correctly? I must identify the subject, verb and complements. I must determinit if the complement ...
83. ### english

Im trying to learn this sensory imagery thing. Please check i think its B. Which sentence below best demonstrates sensory imagery? A.There were cameras flashing everywhere and the exicited voices of the helpers probably scared him even more. B.we drove back to mombasa at a ...

1) Given that p(-3), p(-1), and p(5)=0, which expression could be p(x)? A)x^3-x^2-17x-15 B)x^3+x^2-17x+15 C)x^3-3x^2-13x+15** D)x^3-9x^2+23x-15 2) Coaches in a football conference had the option to vote for or against a rule change. The table below shows the results. 4 people ...
85. ### English

Can you please help me check the following prepositions? Thank you. 1) I was angry with her about her behaviour. 2) I was angry/furious/annoyed/cross with her for being late. 3) I'm sure about/of that. 4) Short of (I can't find a good example) 5) I was pleased/delighted with ...
86. ### algebra

how many tiles 10cm by 25cm on each side is needed for a bathroom 8m by 10m? I need help on how to solve it... I learned how to do this in 8th grade but I'm now in 10th and I forgot how to do it. I'm preparing for the highschool exit exam and I need to do this problem but the ...
87. ### algebra

A 10 ft. long stem of bamboo is broken in such a way that its tip touches the ground 3 ft. from the base of the stem, as shown in the figure. What is the height of the break? please show me how to do it I'm reviewing for our final exam... thanks in solving it, is it right to ...
88. ### Chemistry

Hi, I posted my question earlier but I was having some difficulty with it. 2Al+ 3Cl2-->2AlCl3 You are given 31.0g of aluminum and 36.0g of chlorine gas. 1.If you had excess chlorine, how many moles of aluminum chloride could be produced from 31.0g of aluminum? ...
89. ### Science/ Chemistry

When 0.422 g of phosphorus is burned, 0.967 g of a white oxide (a compound of phosphorus and oxygen) is obtained. a. Determine the empirical formula of the oxide. So for the empirical Formula I got P_2O_5 now it wants me to Write a balanced equation for the reaction of ...

Which choice best describes the underlined words in this sentence? Should you have been walking the dog without a leash? Underlined is: Should _____ have been walking it does not include the word "you" so I just did an under score to represent that. A- simple predicate B- ...
91. ### Spanish

Please check-I have to rewrite with an indirect object pronoun 1. Escribo una carta a mi abuela. Le escribo una carta a mi abuela. 2.Mando una tarjeta postal a mis amigos. Les mando una tarjeta postal a mi amigos.
92. ### Spanish

Please check-I have to rewrite with an indirect object pronoun 1. Escribo una carta a mi abuela. Le escribo una carta a mi abuela. 2.Mando una tarjeta postal a mis amigos. Les mando una tarjeta postal a mi amigos.
93. ### math

Can you double check my answer for me. The question is Corinne calculated the area of a paper plate to be 50.27 square inches. If the actual area of the plate is 55.42 square inches , what is the relative error in calculating the area, to the nearest thousandth. I got 0.093 I ...

In basketball you score 2 points for a field goal and 1 point for a free throw. Suppose that you have scored at least 3 points in every game this season, and have a season high score of 15 points in one game. How many field goals and free throws could you have made in any one ...
95. ### English

Thank you for your corrections. Can you please check the grammar in the following letter, please? 1) Do you think you can help me find a school in your area which could be interested in an e-mail correspondence with our school? It is a high school with an emphasis on science ...
96. ### Social Studies

What significant effect did the treaty of Paris, signed after the French and Indian war, have on France? A) France had to withdraw its empire in central and South America B) France had to allow the British to claim and Ohio territory C) France lost its claim to the entire ...
97. ### Chemistry(Please check, thank you)

For an experiment on the effect of a buffer solution, I need to calculate the expected pH of the buffer. I know that I have to make an amounts table and use the Hasselbalch equation to find the pH. For the first part, 0.10M HCl was added to a buffer. The first addition was 5 ...
98. ### Algebra

I need some help with algebra I'm not sure how to get to the answer. Find the number of terms in each sequence. 1. a1=4 an=42 d=2 2. a1--0.3 an=-36 d=2.1 3. 1/12, 1/8, 1/6, 5/24, 1/4,......9/8 Evaluate each sum. 1. There is an e like symbol that has a 15 on top on the bottom n...