# Algebra, help + check please

57,936 results, page 29

1. ### Math

I need someone to check and go over my answers to make sure they are correct and if not could you go over them with my on why and how to solve correctly?? Thank you much appreciated.. Add. -4/5 + (9/20) = 5/25 1 + (-2) + 3 + (-4) = 10 5/3 + (-4/3) + 5/3 = 6/3
2. ### English grammar check

Can someone tell me if this is an appositive phrase: The last class, blacks, were the lowest in society.
3. ### Quick ? Geography check

Is Nicaragua a latin american country? I think so, but I just wanted to make sure.
4. ### English ( check my answer pls )

What does RENAISSANCE mean? Renewal *** Recollection Rebirth Reflection
5. ### SS7R - HW Qs. Check

Which geographic theme would be most concerned with international trade? answer - interaction right????
6. ### English

can you check my grammar and content? i need to submit this paper for an exam and want to get a good grade.
7. ### Calculus

Solve the differential equation. t(dy/dt) + 2y= t^3 t>0, y(1)=0 I think I solved it properly, I'm just trying to check my final solution.

5. Find three solutions of the equation y=9x-4. (A) (-5, -49), (-2, -22), (3, 23)*** (B) (-5, -49), (2, -22), (3, 23) (C) (-5, -49), (-2, -22), (-3, 23) (D) (5, -49), (-2, 22), (-3, 23) 14. Which table shows a proportional relationship? (A) x 1 3 4 6 y 2 4 6 7 (B) x 1 2 5 8 y...
9. ### calculus

Just want to check and see if I am setting this up right. Let y=f(x)=x^2-6x Find the average rate of change of y with respect to x in the interval from x=4 to x=5 (5^2-6*5)- (4^2-6*4)/ 5-4
10. ### Math (Check problem

Add the fractions 1) 3/4 + 1/24 my answear: 19/24 i think the lcm is 24. 4X6=24 and 1X24=24

1)What is the simplified form of the expression? 5d^6*d^-12? A)5d^-72 B)6d^-72 C)5d^-6**** D)6d^-6 I think that the answer is C. If anyone could tell me if I am correct that would be great.
12. ### dressmaking and design

A client tries on a skirt you check the side seams they curve toward the back what does this indicate?
13. ### Physics check

In 1906, J. J. Thomson won the Nobel Prize for the discovery of the ..... electron?
14. ### Math

which of the following can represent the measure of the three angle in an acute triangle? A. 59, 61,62 B. 30, 25, 125 C. 56,72,52** D. 90, 45, 45 Check my answer
15. ### Math

Equation Models Question Symbolic Model 2x+3=(-5) Answer and check the solution please.
16. ### SS7R - HW Qs. Check (Q2)

who occupied the highest position in aztec society? ANSWER - Emperor right????
17. ### Science 7R - HW Check

most plants grow best in soil that contains large amounts of sand???? right??? or humus
18. ### Alg 2

Solve the equation. Check for extraneous solutions. 10 ln 100x - 3 = 117 Thank you in advanced

Find the cross product of the unit vectors. j X k My answer was -i. Am I correct?
20. ### French

Please check this sentence: Un sport la fille n'aime pas est nager.
21. ### Physics - please check over

Could I please get some further assistance on a question I posted earlier? I'm not getting the correct answer and I'm not sure what I'm doing wrong.
22. ### Of Mice and Men (CHECK!)

What is Lennie compared to throughout the novel? a. Dog b. Rabbit c. Mouse d. George A: a.
23. ### precalculus

find two sets of parametric equations for the given rectangular equation x+y^2=4 can you check my work? x=-y^2+4 y=-t^2 x=-t^2+4 x=-t^3 y=-t^3+4

4.A mass of one kg of nickels has a monetary value in the US \$ of approximately: a. \$1 b. 10 cents c. \$10 d. \$1000 is it c?
25. ### Chemistry

What is the pH of a .0035 M Ba(OH)2 solution. I did -log(.0070) to find pOH So 14-2.15=11.85 pH? Just want to double check.
26. ### math

The function f(x)=2x+8/3x-7 is one to one. Find its inverse, and check your answer. f^-1(x)= I haven't one clue how to do this...help me pleaaaase someone!
27. ### Math

What is the average of checks written if I write in my check register -12.11-15.60+1500.00+2600.00
28. ### English

None of us could possible overlook the ___ error the waiter made in adding up our check gross?
29. ### Dr.Bob

could you check the next page where I replied to the post from yesterday pertaining to nylon calculations. Thanks C
30. ### Chemistry

Arrange the following ions (Cu^2+. Zn^2+, Al^3+, and Mg^2+) in order of decreasing ability to be reduced. Could someone check my answer and see if it is right? Thanks Cu^2+ > Zn^2+ > Al ^3+ > Mg ^ 2+
31. ### math 9

Identify the solution(s) of the system of equations, if any. 3x-2y=6 5x=5-25y A) (28/13, 3/13) B) (-3/17, 32/17) C) (32/17, -3/17) D) (32/9, 7/3) I think the answer is D but i did my check and still comes out incorrect
32. ### Math

Solve each system by graphing. Check your solution. 11) y=1/2 x + 7 y=3/2 x + 7 13) y=x - 4 y= - x Can someone help me understand help me figure it out these two question??
33. ### Math

2(4m+6)=8m+6 8m+12=8m+6 -6= -6 _________ 8m+6= 8m -8m. =-8m __________ 6=m I think in doing something wrong just not to sure when I check both sides give me different answer can someone explain please

I have to write a word name for 8.032 Eight and thirty two thousandths. IS this correct? Looks good to me.
35. ### Language Arts

Is there a website that can help me check my answers for Sadlier-Oxford Vocabulary Workshop?
36. ### calculus

Find the indefinite integral and check the result by differentiation. ∫((t^3/3)+(1/4t²)dt
37. ### check!

write 0.12......( repaeting decimal) as a geometric sequence? is this right? 11/90 thanks! Nope. Use a calculator. 11/90 = .122222222 Try 11/99. Sorry, try 12/99
38. ### calculus

Find the indefinite integral and check the result by differentiation. ∫u²√(u^3+2) du
39. ### Math

What is the lowest common denominator of the four fractions listed below? 20 7/10; 20 3/4; 18 9/10; 20 18/25 a. 2 b. 40 c. 50 d. 100 Answer-a Please check the above.
40. ### Science 8R - HW Qs. Check (#2)

How long does it take the earth to revolve around the sun? my answer - 365 days right????
41. ### Math

55 is 30% of what number? I think its 183? Can someone tell me if im wrong/explain to me how to do it? I dont really want the answer I just wanna check and see if im right/ why im not right Thanks ^-^
42. ### Science 8R - HW Qs. Check

How long does it take the earth to rotate on its axis? my answer - 365 days right????
43. ### Math

Question Marks: 3 Check whether it is Regular or Irregular singular point of the equation

45. ### Math (check answer plz)

simplify 9C4! . . . . . . . . . . . . . . . . . . . . . . A. 126 . B. 15,120 . C. 5 . D. 3,024******
46. ### alg 2 check?

1.)solve for n:-7n-21=-63 my answer: n=3 is this correct? please explain 2.)identify the x and y int for te equation 3x-4y=12.
47. ### conversion problems

150. cm to millimeters i got it to 1500mm. but it said check the number of sig figs.

bobpursley did i do the math problem right if not could u do it for me .thanke
49. ### math

I don't know if this answer is right so i am trying to check it here maybe if any could help The function f(x) = |x| - x 4 has a graph that is symmetric with respect to the y axis right?
50. ### organic chem

does 2,3 hexanediol have 2 stereocenters? I just wanna check that before i attempt to draw isomers
51. ### math- adding and subracting intergers

what is the value of -27 - 8? a. -35 b. -19 c. 19 d. 35 what the solution 40 + (-11)? a. -51 b. -29 c. 29 d. 51 what the value of -31 + 30? a. -61 b. -1 c. 1 d. 61 Can u check my answers? here they are: 1.c 2.d 3.1 if they r wrong plz tell me the right ones
52. ### Chemistry

Which of the subshells in the electron configuration of Hf behave as core orbitals Check all that apply 1s, 2s, 2p, 3s, 3p, 4s, 3d, 4p, 5s, 4d, 5p, 6s, 4f, 5d
53. ### ALGERBRA 2!!!

Which of the following equations represent a line that has a slope of –5 and that passes through (2, –6)? Check all of the boxes that apply. a.y + 6 = –5(x – 2) b.y – 2 = –5(x + 6) c.y = –5x + 4 d.y = –5x – 28
54. ### Calculus (check my work)

Find the marginal revenue at x=10 using the equation R(x)=-x^2+80x Is the answer 60?

This is my last question. What is the domain of the function below? f(x)= e^(x-4)-2 I got all real numbers is that correct?
56. ### Science 7R - Hw Qs. Check Q3 (plzzzz read!!!!)

3. Most of our blood vessels are Answer - capillaries? am i correct?
57. ### Chemistry

Please check if I've balance the equation correctly. C8H18 + 25/2O2 --> 8CO2 + 9H2O
58. ### For MathMate or bobpursley - check this

Can somebody take a look at this? http://www.jiskha.com/display.cgi?id=1318555635
59. ### math

In how many different ways can you roll doubles in a monopoly game when you use two die? Please check my answer = 6
60. ### Chemistry

why is it important for company manufacturing vinegar to regularly check the molarity of its product?
61. ### preventing injury

why is it important to get a medical check up prior to beginning a fitness program?

Please help. Will someone please check the answer to these problems. Thank you 1. -14 x-3 = 42 2. -24 -15 = 39 3. -48 divided by 12 = -4 4. -150 divied by -30 = -5 5. 3/4 + 5/12 = 1 1/6 6. 14 1/2 + 3 7/8 = 18 5/8

Can you help me with the sentence check 2 Chapter 17 and 18 in the improving vocabulary skill workbook?

using the pythagorean theorum you have a right circular cone with a radius of 3 and height of 6 is this how you would figure this out c^2=3^2+6^2 c^2=9+36 c^2=45 c=6.7
65. ### MAth

I keep getting -28/19 for this problem, but it doesn't check with the solution in the back of the book. Help please.. solve the equation 7d-(1/2)(2d-4)=(-5/4)(d+4)
66. ### 5th grade math help

trying to check my sons answers "5 3/5 " divided by "2/3" How do i do this mom cant remember
67. ### math

Hi! I am trying to solve an order of operation question would you please check my answer... 36+9/3*5 I soved it to equal 51 9/3=3 3*5=15 36+15=51 Thanks for your help!!
68. ### For MathMate

Hi! So i posted a question yesterday and I worked on but before i submit my answer do you think you can check my answers? 1. 7x+3y= pi 4x-6y= pi^2 2. 2x+3y= 0 4x+6y= 0 2 3. x+3y=1 4x+ 6y= 1 4. x+y=5 x+2y=10 5. 2x-3y=5 4x-6y=10 1.U 2.N 3.N 4.U 5.I
69. ### check

7. A certain enzyme will hydrolyze egg white but not starch. Which statement best explains this observation? A.
70. ### math

I am down to 5 out of 49 problems that I can't figure out. Help is very much appreciated. Thanks ! Factor check by multiplying 9x^6y^4 + 45x^4y3 +81 xy
71. ### German

Could someone please check this for me? It's supposed to be a presentation/speech, but I think I've made quite a lot of mistakes. Thanks for any help you can offer :)
72. ### math exam tommrow review

please check work. y=2x-85 plug in 130 for x and i got 175
73. ### chemistry

Why is it important for a company manufacturing vinegar to regularly check the molarity of its product?
74. ### check!!!!

1. At high temperatures, the rate of enzyme action decreases because the increased heat A.
75. ### MATH

please check my answers prime factorization of the number 117 =3x3x13 6/25 divided by 2/15=5/9
76. ### Chemistry

Why is it important for a company manufacturing vinegar to regularly check the molarity of its product?
77. ### math

when solving using multiplication principle -13x=273 how do i solve plus perform check
78. ### Geography check

The Zambezi River runs through the easternmost part of this country...is it Zambia?
79. ### Please Check My Math Work

a^2 - 2ab - 15b^2 This is what I got: (a-5b)(a+3b) Correct! x^4+2x^3-4x^2-5x-6 DIVIDED BY x^2+x-2 My answer: x^2+x-3 remainder of -12\x^2+x-2
80. ### Math check

Consider the following. (Give your answers correct to four decimal places.) (d) Find P(z > 2.44). I got .9927
81. ### Calculus Help and Check

Find dy/dx by implicit differentiation. x^5(x + y) = y^2(9x − y) this is what i've got so far but I don't think it is the right answer. y'= 9y^2-6x^5-5x^3y/x^5+9y^2-18xy
82. ### Math

Wat is 0.0006 and 0.00108 in scientific notation? 6*(1*10-4) I will be happy to check the other for you. Thank you for answering.
83. ### college alg

the function f(x)=6x+9/3x-7 find the inverse and check answer f^-1(x)=? please show work
84. ### college alg

the function f(x)=6x+9/3x-7 find the inverse and check answer f^-1(x)=? please show work
85. ### math

can someone check my answers please subtract -7.1-(-8.3)= 1.2 multiply (7.6)(1)(-6) = -45.6 divid 90/18 = 5 find the reciprocal of 1/3 (9-4= 5/3 -15-(-12) ---------- -18-(-18) undefined
86. ### college alg

the function f(x)=6x+9/3x-7 is one to one. find its inverse and check your answer. f^-1(x)=? please show work
87. ### Math

y=arccos(sin(x)), find dy/dx. I got -1, is this correct? When I tried to check on wolfram alpha I didn't get this right.
88. ### math

Can you check if my answer is correct? thanks... Find the equation of the line that passes through the points (-2,1) and (1, -5). m = y2 -y1/x2-x1 = 5-1/ 1-(-2) = 4/1+2 = 4/3
89. ### Alg2.

4x^5 -2x^3 +2x +4 by 2x+1 synthetic division Would it be like this: 2x+1=0 ; x=-1/2 -1/2 |4 0 -2 0 2 4 | -2 1 .5 0 -1 |___________________ 4 -2 -1 .5 2 3 4x^4 -2x^3 -x^2 +.5x +2 R 3/2x+1 Is this correct? Can you check my answer multiplied by 2x+1 to see if it gives me the ...
90. ### English Expressions

Will you check the following English sentences? 1. Paying attention to the intonation mark, listen carefully. (Do I have to use 'mark'?) 2. Put your tongue between your upper teeth and lower teeth, and say th by letting the air over your tongue abruptly. 3. If the question has...
91. ### English Expression

Let's find out the differences between Parent's Day in our country and Mother's Day or Father's Day in America. In our country, a memorial day is set by a special date. However, in America, it can be set as an ordinal number day of a special month. For example, Parents' Day is...

"Is Facebook making us lonely" Just to check my understanding on this article,I decided to write a summary.. Please check by reading this article.. Basically the author is trying to say that Facebook connects people with each other but it does not bond people together,as does ...
93. ### Algebra

Use algebra to evaluate the limit lim h->0((2−h)^2−8)/h
94. ### algebra

can any one show me where to get free online help with algebra? i need a tutor or someone to show me what im doing
95. ### College Algebra

Penn foster College Algebra exams...
96. ### English

1. The committee consists of 7 members. 2. The committee is consisting of 7 members. 3. He loves Ann. 4. He is loving Ann. 5. He has a book. 6. He is having a book. 7. The bread smells bad. 8. The bread is smelling bad. 9. He smells the bread. 10. He is smelling the bread. 11...