# Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

91,718 questions, page 532
1. ## English

Writing sentences and paragraphs. Is the below correct? Paragraph 1 I am anxious study this field medical billing and coding that is the reason I am applying for this position. It will be a wonderful experience working in a clinic or hospital. The position

asked by Sis on January 13, 2012
2. ## English

Writing sentences and paragraphs. Is the below correct? Paragraph 1 I am anxious study this field medical billing and coding that is the reason I am applying for this position. It will be a wonderful experience working in a clinic or hospital. The position

asked by Sis on January 12, 2012
3. ## Trigonometry

Use a graph of the function to approximate the solution of the equation on the interval [−2π, 2π]. (List the solutions in increasing order from left to right on the x-axis. Round your answers to three decimal places.)

asked by V on January 31, 2016
4. ## HR

Which of the following options for avoiding an expected labor shortage has the benefit of being a relatively fast solution with high revocability? A. Turnover B. New external hires C. Overtime D. Retrained transfer C

asked by Blue on June 24, 2018
5. ## chemistry

the normal concentration of sodium chloride in blood is 0.9%(w/v). therefore assuming a FW for NaCl of 58.4 g/mole, an isotonic 0.9% (w/v) saline solution would have how many mili-equivilents per liter (mEq/L) of Na+ ions?

asked by jackie2 on April 26, 2011
6. ## Chemistry

What is the hydronium ion concentration of a buffer solution that is 0.10M NaHPO4 and 0.50M NaH2PO4? For H3PO4,Ka1=6.9x10^-3, Ka2=6.2x10^-8, Ka3=4.8x10^-13

asked by Viv on March 22, 2013
7. ## science

which of these is a solution? A several different kinds of nuts in a jar B a box full of pens and pencils C chocolate syrup in a glass of milk D a denim jacket with a leather collar

asked by optimus prime on February 13, 2019
8. ## Chemistry

Suppose that a 10-mL sample of a solution is to be tested for Cl- ion by addition of 1 drop (0.2mL ) of 0.15 M AgNO3 . What is the minimum number of grams of Cl- that must be present in order for AgCl(s) to form?

asked by Josh on November 20, 2010
9. ## Chemistry

Consider the equilibrium: H2O(l) + HC2H3O2 ⇌ H3O+ + C2H3O2- ( All species are aqueous) Why will the addition of NaOH to a solution of acetic acid cause the concentration of the acetate ion to increase?

asked by Ceamus Angelina on July 6, 2018
10. ## chemistry

What mass of chromium could be deposited by electrolysis of an aqueous solution of Cr2(SO4)3 for 180.0 minutes using a constant current of 10.0 amperes? (One faraday = 96,500 coulombs.)

asked by ill matic on June 11, 2010
11. ## Chemistry:Freezing Points

The freezing point lowering of a saturated aqueous solution of NaCl is 17 Celsius. Would spreading salt on the icy sidewalks be beneficial when the temperature outside is -8 Fahrenheit? Explain.

asked by Anonymous on November 11, 2012
12. ## Chemistry

Suppose that a 10-mL sample of a solution is to be tested for Cl- ion by addition of 1 drop (0.2mL ) of 0.15 M AgNO3 . What is the minimum number of grams of Cl- that must be present in order for AgCl(s) to form?

asked by Josh on November 20, 2010
13. ## Astronomy

What would be the approximate power-law slope of the 2-point correlation function if all galaxies were situated on thin filaments? (acceptable range of answers is +- 10% of the correct solution).

asked by Annonymous on March 3, 2016
14. ## Chemestry

Calculate the volume of a 0.225 M solution of potassium hydroxide,KOH,required to react with 0.215g of acctic acid,CH,COOH=KCH,COO+H2O.

asked by C'm mulerk on March 4, 2016
15. ## chemistry

In a group 1 analysis, a student adds hydrochloric acid to the unknown solution to make [Cl-] = 0.15 M. Some PbCl2 precipitates. Calculate the concentration of Pb2+ remaining in solutions.

asked by fatima on November 22, 2014
16. ## Chemistry 11

What is the concentration of the solution formed when zinc metal is reacted with 950.0 cm3 of 1.25 M hydrochloric acid? What is the volume of hydrogen gas (at stp) that is evolved in the same reaction?

asked by Dawn on July 19, 2018
17. ## Chemistry

Determine the amount of Sodium Salicylate required to make 100mL of a 0.01M stock solution. {this is from the spectrometric analysis of a commercial aspirin tablet lab}

asked by Ati on October 16, 2015
18. ## Chemistry

The formation constant of [M(CN)4]^-2 is 7.70 × 10^16, where M is a generic metal. A 0.150-mole quantity of M(NO3)2 is added to a liter of 0.840 M NaCN solution. What is the concentration of M2 ions at equilibrium?

asked by shyamjp on February 1, 2015
19. ## chemistry

If 1030 g of a potassium citrate is dissolved in 2320 g of water solvent, calculate the freezing temperature (if below 0 oC, include the sign) of the solution. Consider if the solute is an electrolyte. Kf (oC/m) 1.858

asked by SuSu on February 2, 2010
20. ## Chem

If you prepared a solution by adding 0.05mL (1drop) of 0.5M HCL to 5 x 10^7 mL of "pure" water. Calc the resultant PH. The answer isn't ph= 9.3. you have to add all the hydronium ions from all sources... but how ?

asked by Jake on March 1, 2011
21. ## Science Help!

Atomic theory is A. Subject to change if new information is discovered B. A solution to the problem of differing isotopes C. Unchangeable D. A descriptive table that lists all of the elements Is the answer A? Thank you

asked by Callie on November 12, 2014
22. ## chemistry

What is the molarity of 20.00 mL of a stock solution made with 12.003 g of potassium oxalate monohydrate? NOTE: Give your answer to 3 significant figures and do not report units with your response.

asked by therese on October 10, 2010
23. ## Chemistry

What is the molality of a solution prepared by dissolving 2.00 mL of bromine (d = 3.103 g/mL) in 125 mL acelic acid, HC2H3O2 (d = 1.05 g/mL) Choose one answer. a. 0.301 b. 0.335 c. 0.296 d. 0.593

asked by CC on February 10, 2010
24. ## chemistry

estimate the ph of an aqueous solution of each of the following compounds by indicating whether the ph is greater than 7 or less than 7 or about 7. H3PO4 Mg(OH)2 NaNO3 HNO3 NH3(aq) (NH4)2CO3 CO2 KC2H3O2 HC2H3O2 KCL

asked by ann on November 8, 2016
25. ## chemistry

A sample of 1.15g of lead (II) nitrate is mixed with 121mL of 0.104 M sodium sulfate solution. Part A Write the chemical equation for the reaction that occurs.

asked by Cas on September 23, 2014
26. ## Physics

A projectile is fired in such a way that its horizontal range is equal to 2.6 times its maximum height, what is the angle of projection? I know a similar question was asked, but I didn't understand the solution.

asked by Buster on February 7, 2012
27. ## Science

How much mL of dilute nitric acid is needed to add in control solution in chloride limit test in sodium hydroxide sample???can u please give me Answer urgently??

asked by Palakpatel on September 9, 2016
28. ## Social Studies

Evaluate the effectiveness of Nixon's solution to the promise he made(to find a way to stop the Vietnam war, pledging america would have peace with honor.). was it successful? how do you determine this?

asked by aria on May 12, 2016
29. ## Chemistry

An amount of 25ml of a 0.8 Molar solution of pure KNO3 and placed in a volumetric flask. Is added water until the thin volume reaches exactly 500ml. which the final concentration?

asked by Alan on January 21, 2016
30. ## Chemistry-Stoichiometry

A 1.146g mixture of the solid salts NaS)4 and PB(NO3)2 forms an aqueous solution with the precipitation of PbSO4. How would I write the molecular form of the equation for the reaction?

asked by Edward on March 1, 2012
31. ## Biology

three similar celery stalks are placed in solution of dye for 5 mins to examine diffusion in living cells. what are some possible sources of error? suggest improvements to the experimental design?

asked by Anonymous on September 15, 2016
32. ## Chemistry

For the reaction 2HI=H2+I2.one mole of HI is introduced into a vessel at constant temperature.calculate the no of moles of I2 when equilibrium is reached (Kc=0.0156) Plz help me and give complete solution

asked by Faizan on March 20, 2018
33. ## Chemistry

which amount of a compound dissolved in 110.g of water at the stated temperature represents a solution that is saturated? (1)20g KClO3 at 80 C (2)40g KNO3 at 25 C (3)40 g KCl at 60 C (4)60 g NaNO3 at 40 C

asked by Jazmine on February 13, 2011
34. ## Chemistry

calculate the minimum concentration of ag+ ion that must be added to (or built up in) a 0.140 m Na2CrO4 solution in order to initiate a precipitation of silver chromate. The ksp of ag2cro4 is 1.2 × 10^-12.

asked by Alicia on November 20, 2013
35. ## pre-calculus

im having trouble finding a general solution for sin2x+sinx=0 all of the examples our teacher gave in class seem much different and i'm not sure what to do. i tried to start by using the sum-to-product formula but now i'm stuck. any suggestions?

asked by Sarah on March 11, 2009
36. ## chemistry

Why does a titrated sample that is fuschia with phenolphthalein turn colorless when the solution is blown into? HINT: Use chemistry and properly balanced chemical equations to support your statement.

asked by Nicole on May 13, 2015
37. ## Chemistry

The formation constant of [M(CN)6]4– is 2.50 × 1017, where M is a generic metal. A 0.170-mole quantity of M(NO3)2 is added to a liter of 1.31 M NaCN solution. What is the concentration of M2 ions at equilibrium?

asked by Nat on May 6, 2014
38. ## Chemistry

TestubeA: KMnO4 + H2S04 + NaHSO3---->MnSO4+ K2SO4+Na2SO4 (colourless solution) a) if test tube a wasn't acidic enough, what colour might you expect in the products.

asked by LALA on February 14, 2010

How much mL of dilute nitric acid is needed to add in control solution in chloride limit test in sodium hydroxide sample???can u please give me Answer urgently??

asked by Palakpatel on September 9, 2016
40. ## Chemistry

1. what reaction take place when water is passed through anion exchange resin ? 2. how much na2co3 or salked lime should be added to completely 300cm^3 of 2percent cacl2 solution ?

asked by Saszuuu on October 12, 2015
41. ## Science

When sodiun is placed in water,it reacts violent to produce hydrogen gas and form sodium hydroxide solution. write a balanced chemical equation for this reaction

asked by Boren on February 10, 2017
42. ## CHEM AP

Complete and balance the following equation. MnO4^‾ (aq) + CH3OH(aq) ¨ Mn^2+(aq) + HCO2H(aq) (acidic solution) I KNOW ITS a redox, so i followed the steps and got: 4MnO4^- (aq) + 5CH3OH (aq) + 11H2O (l) + 12H^+ (aq) ¨ 4Mn^2+ (aq) + 5HCO2H (aq) can

asked by komal on September 27, 2011
43. ## Chemistry

You are a lab technician and mix with water in order to create 250 ml of a 17% salt-solution. Discuss and explain the sources of error that may be occurring in creating the mixtures.

asked by Fatih on March 5, 2012
44. ## Chem 1

Suppose 1.624g of salt FeSO4 is placed in a 250mL flask to which 50mL of water and 10 mL of 3M H2SO4 are added. How many mL of .1062 M KMnO4 solution are required to reach the endpoint?

asked by Haley on October 21, 2013
45. ## CHEMISTRY

Write equations for the solution process when ech of the following is dissolved in water. Potassium phosphate glucose Calcium chloride 1-propanol Butanone Ammonium sulfite

asked by Sarah on February 14, 2012
46. ## Geometry

Nobody has an answer for this, so I thought might as well post this on Jiskha. "Medians AX and BY of Triangle ABC are perpendicular at point G. Prove that AB=CG." I need an entire solution by Tuesday, May 20, 2014. I just need a little boost and thx for

asked by da machine on May 18, 2014
47. ## Chemistry - Science (Dr. Bob222)

Ammonium metavanadate reacts with sulfur dioxide in acidic solution as follows (hydrogen ions and H2O omitted): xVO3^–^ + ySO2 → xVO^2+^ + ySO4^2–^ What is the ratio of x : y? A. 1 : 1 B. 1 : 2 C. 2 : 1 D. 1 : 3 E. 3 : 1

asked by Ana on May 3, 2014
48. ## Chemistry

Equilibrium constants at 25 ∘C are Substance Kc Value of Kc CaCO3 Ksp 4.5×10−9 H2CO3 Ka1 4.3×10−7 Ka2 5.6×10−11 What is the molar solubility of marble (i.e., [Ca2+] in a saturated solution) in acid rainwater, for which pH=4.20?

asked by Samantha on June 16, 2015
49. ## biology

You have a green solution and you are trying to read the absorbance. However, when you use the spectrophotometer at 680mm, you get a reading of “HIGH”. You address this problem by diluting your samples __Describe how & why you will make a 1/100

asked by Anonymous on August 26, 2008
50. ## Chemistry

Use principles of atomic structure to Explain why in aqueous solution, (a) potassium forms 1+ but not a 2+ ion (a) Ti3+ is colored but Sc3+ is not. (b) Ti2+ is a reducing agent but Ca2+ is not.

asked by Lily on October 20, 2012
51. ## Chemistry

Consider 54.0 mL of a solution of weak acid HA (Ka = 1.00 10-6), which has a pH of 4.200. What volume of water must be added to make the pH = 5.500? I found HA for both and then I used C1V1 = C2V2 plugging in the concentrations of HA in C1 and C2 and 0.054

asked by Ter on February 11, 2013
52. ## chemistry

Calculate the PH concentrated hydrochloric acid if this solution is 24.8% HCL by weight and has a density of 1.16g/ml. I do not understand the right answer 0.90PH Why? Please help My calculation 1.18g/ml x 1000ml x 0.248/36.5 = 7.8M I cannot do?

asked by Fai on July 29, 2012
53. ## chemistry

The formation constant of [M(CN)6]4– is 2.50 × 1017, where M is a generic metal. A 0.170-mole quantity of M(NO3)2 is added to a liter of 1.51 M NaCN solution. What is the concentration of M2 ions at equilibrium?

asked by kitor on July 13, 2013
54. ## Chemistry

Why does the reaction of 2-bromo-2-methylbutane and ethanolic solution of silver nitrate interfered by the presence of water in the sodium iodide in acetone reagent? (Substitution chemistry) Thanks for any help!!

asked by Andrew on November 16, 2008
55. ## Chemistry

Calculate the volume of 1.78M sulfuric acid that would be needed to neutralize 62.4 mL of a 2.09 M aqueous ammonia solution. The equation for the reaction is H2SO4(aq) + 2 NH3(aq) ---> 2 NH4(aq)+ SO4 ^-2 (aq)

asked by Brea on April 16, 2012
56. ## Chem 1

Suppose 1.624g of salt FeSO4 is placed in a 250mL flask to which 50mL of water and 10 mL of 3M H2SO4 are added. How many mL of .1062 M KMnO4 solution are required to reach the endpoint?

asked by Haley on October 21, 2013
57. ## Chemistry

1 L of 0.002 mol/L Pb(NO3)2 has been prepared. Given that ksp for PbCl2 is 1.7 x10^-5, what is the largest number of moles of nacl that can be added to this solution without causing a precipitate to form.

58. ## chemistry

Which of the following usually makes a substance dissolve faster in a solvent? A: lowering the temperature B: decreasing the number of particles C: agitating the solution D: increasing the particle size of the solute

asked by kayla on August 4, 2008
59. ## life orientation

examine how each of following are responsible for road accident and propose the potential solution by community 1.1 competence of the driver 1.2 substance abuse 1.3 pedestrian 1.4 cyclists 1.5 live stock

asked by phumudzo on July 28, 2016
60. ## chem

Consider the reaction that occurs on mixing 50.0 mL of 0.560 MNaHCO3 and 50.0 mL of 0.400 M NaOH at25oC. (a) Write a balanced net ionic equation for thereaction. (b) What is the pH of the resulting solution?

asked by pal on March 29, 2011
61. ## Science

Which of the following is not an example of a soft-path solution? a) Community-operated ditches b) Micro-sprinkler systems c) New cross-country pipelines d) Protecting a pond’s ecosystem I believe that the answer is...a

asked by Tammy on October 14, 2012
62. ## chemistry

If 3.65 g of a compound having a molecular weight of 481.93 g mol-1 is dissolved in water to make a final volume of 142 mL, what is the concentration of the solution in mM? Answer to three significant figures.

asked by julie on August 1, 2014
63. ## math

12.(4pts) Solve the problem. Round your answer to the nearest tenth of a percent unless otherwise indicated. Sales of frozen pizza for a club fund-raiser increased from 500 one year to 575 the next year. What was the percent of increase? Solve the problem.

asked by anonymous on March 7, 2011
64. ## Science

1.Which of the following is a good study habit? A.maintaining a positive attitude ** B.waiting until the last minute to start on an assignment C.listening to the television while studying D.studying when you are tired 2. Your friend John complains about

asked by Dylan Webster on September 21, 2016
65. ## Physics - Check Answers ASAP

Could someone please check over my answers? I'm not very good at physics, and therefore am not sure if I got all of them correct. 1. A skier of mass 70.0 kg is pulled up a slope by a motor-driven cable. How much work is required to pull the skier 60.0 m up

asked by Alysse on October 25, 2015
66. ## physics

Three charges are fixed to an x, y coordinate system. A charge of +20 µC is on the y axis at y = 2.7 m. A charge of -14 µC is at the origin. Last, a charge of +46 µC is on the x axis at x = +2.7 m. Determine the magnitude and direction of the net

asked by Kellsey on September 3, 2010
67. ## physics

Three charges are fixed to an x, y coordinate system. A charge of +20 µC is on the y axis at y = 2.7 m. A charge of -14 µC is at the origin. Last, a charge of +46 µC is on the x axis at x = +2.7 m. Determine the magnitude and direction of the net

asked by Kellsey on September 3, 2010
68. ## Physics

Three different size lights are running off a low voltage system. The resistance of the three lights are R1 =3 ohms, R2 = 9 ohms, and R3 = 9 ohms. They are all connected in parallel with a 5.0 V battery. The internal resistance of the battery is

asked by DariaV on July 20, 2019
69. ## Skip a unit

in school there is a unit about sex and the reproductive system. my parents want me to skip the unit because they want to inform me abt these things themselves, but my teacher says i can't skip the unit. what do i do? i don't want to disobey my parents,

asked by Help me on March 5, 2019
70. ## Algebra

A car's cooling system of a car has a capacity of 15 liters. suppose that it is currently full of a 40% antifreeze mixture. you want 60% antifreeze mixture so you drain some of the current mixture and then add the pure antifreeze. How much antifreeze

asked by John's on February 24, 2016
71. ## Chemisty

A 5 μL drop of compound X, a 7 μL drop of compound Y, and a 15 μL of compound Z are placed in a closed container with 5 mL water and 2.5 mL air. The system is equilibrated at 25°C. Determine the fraction of the total X, Y, and Z mass associated with

asked by Anonymous on September 2, 2014
72. ## physics

Three charges are fixed to an x, y coordinate system. A charge of +19 µC is on the y axis at y = 2.8 m. A charge of -13 µC is at the origin. Last, a charge of +47 µC is on the x axis at x = +2.8 m. Determine the magnitude and direction of the net

asked by kary on September 2, 2009
73. ## math

(A) An architect estimates that the average height of the buildings of 30 or more stories in Suva is at least 500 feet. A random sample of 12 buildings is selected, and the heights in feet are shown. At =0.025, is there enough Evidence to reject the

asked by oliva on September 26, 2016
74. ## math

(A) An architect estimates that the average height of the buildings of 30 or more stories in Suva is at least 500 feet. A random sample of 12 buildings is selected, and the heights in feet are shown. At =0.025, is there enough Evidence to reject the

asked by pamu on September 25, 2016
75. ## Please Check My Math Work

Hi. - I solved this problem,but I am not sure if it is correct.If you can please tell me if it is right or if it is wrong what is wrong with it.: 6y^2-54= (3y-6)(2y+9) *Many of you may be are wondering why my title is,"[C]razy Baby. - [Iloveyou]"it is

asked by [C]razy Baby.-[iloveyou] (Margie) on February 9, 2007
76. ## algebra

write and solve an inequality. on a trip from virginia to florida, the sampson family wants to travel at least 420 miles in 8 hours. what must be their average rate of speed?

asked by ashley on April 21, 2010
77. ## math

Plz i need your help how to solve and arrive to the answer# A richman wants to earn one million shillings in 10 years. What amount should he invest in the bank if the interest rate is 2.5% per year?

asked by kelvin on April 30, 2018
78. ## Calculus

How would you solve this problem: An airplane is flying in still air with an airspeed of 240 mph. If it is climbing at an angle of 22 degrees, find the rate at which it is gaining altitude.

asked by Anonymous on November 17, 2010
79. ## algebra

Judith drove h hours at a rate of 55 mi/h. She did not reach her goal of driving 385 miles for the day. How long did she drive? (I can solve if I have the inequality but I can't figure out what that is.)

asked by killian on January 17, 2019
80. ## math

A rocket is fired at sea level and climbs at a constant angle of 70° through a distance of 10,000 feet. Approximate its altitude to the nearest foot. how do you solve this?/

asked by Anonymous on February 6, 2013
81. ## Math C30

Does anyone know a simple way to solve identity problems? Is there a good wedsite I could learn from? I am having a really hard time with them because of the many steps involved in the way that I have been shown. (FOIL, common denominators, etc.)

asked by Jill on June 10, 2012
82. ## Algebra II

Evaluate: ƒ(2) + 5 It says to use this graph to solve the equation: h t t p://i55 . t i n y p i c . com/2qdvfur.jpg Right now we're on Algebra and Composition with Functions. I have no idea what I'm supposed to do, and there are no instructions for any of

asked by Matt on September 18, 2011
83. ## Math

Find the length of the side of the largest square nut that can be milled from a piece of round stock that the diameter is 15mm. Use the 45-45-90 degree formula to solve.

asked by Paco on May 4, 2013
84. ## Chemistry

2Fe+3H2O→Fe2O3+3H2 If 1.24 mol of water react, how many g of iron(III) oxide would be produced? I know that the answer to this is 66.0 g but I don't understand how to solve it.

asked by Quinn on December 18, 2018
85. ## Chemistry

ln 555.6/281.1 = -deltaH vap/8.314J/k mol [1/256.1K - 1/242K]. I have to solve for delta Hvap. I know that the left side would be7.21. I am not sure what step to do next.

asked by Hannah on February 7, 2012
86. ## chemistry

A sample of 45.1 g of methane gas (CH4(g)) has a volume of 6.20 L at a pressure of 2.90 atm. Calculate the temperature. Another one that I'm stumped on, last question for my practice exam, can you explain how to solve?

asked by Jordan on November 4, 2016
87. ## Physics

Suppose you have a simple circuit that includes a resistance device of 50 ohms, and the current flowing through it is 2.0 amps. Solve for the potential difference of the batteries. 1.0 E2 V 25 V 0.040 V 2.0 E2 V

asked by Anonymous on April 28, 2018
88. ## Calculus

Find the amount of a continuous money flow in which \$1000 per year is being invested at 5% compounded continuously for 40 years. How would I set up my equation in order to solve?

asked by Mark on April 27, 2018
89. ## physics

hey, if someone could please help me solve this: object kicked at 45 degree and travels 82 m b4 hitting the ground. what was its vo? how long was it in the air? how high did it go? tell me if this is right, i got 740m for the height... doesnt sound right..

asked by Anonymous on January 19, 2008
90. ## math

For exersizes 1-4 describe the population, the sampling plan, and the sample 1. A magazine for teenagers asks its readers to write in imformation about how they solve personal problems

asked by Sarah on May 10, 2017
91. ## Chem help

Calculate the frequency of the light emitted when an electron in a hydrogen atom makes each transitions.? n=4 => n=3 ? v = ________________ s^-1 n=5 => n=1 ? n=5 => n=4 ? n=6 => n=5 ? I got the first one correct (1.6*10^14) but the rest i am getting wrong.

asked by AMY F on November 2, 2010
92. ## math

In a science experiment, the temperature of a substance is changed from 42°F to -54°F at an average rate of -12 degrees per hour. Over how many hours does the change take place? **Write as an expression and solve THANK YOU!

asked by kimie on November 10, 2015
93. ## Terry High School

5,3x-7=2x+1 Please never put personal identifying data in your post, like the address, or full name, or the name of your high school. The world is a dangerous place. Please discuss this with your mom. I can tell what you mean by 5,3x What are you trying to

asked by Debbie on March 19, 2007
94. ## Math

Two equal corcles intercept each other. Find the area of the overlapping region, if the radii of the circles are 10 cm each and the distance beten centers also equals 10 cm. How do i solve this? Thank u in advance.

asked by Mikey on May 16, 2018
95. ## Algebra 3

How would I solve this problem in a calculator: -2x(squared) minus 6x+5, when asked these 6 questions; what are the roots of the prolem?, what is the factorization?, what is the vertex?, what is the minimum & maaximum?, axis of symmetry?.

asked by anonymous on April 6, 2012
96. ## calculus

Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to two decimal places where appropriate.) tan θ = −square root of 3

asked by Sagar on April 5, 2016
97. ## Chem

Which of the following solutions would require the greatest volume of 1.0M NaOH for complete neturalization? a)10.0ml of 1.0M HCl b) " of 2.0 M H2S04 c) " of 3.0M H3P04 d) " of 4.0M H2C204 I don't understand what to do to solve it.

asked by Chels on December 15, 2010
98. ## Math

Barbara can walk 3,200 meters in 24 minutes. Who walks at a faster rate of speed? Explain the steps you take to solve the problem. Use 1 m=3.28 feet or 1 ft = 0.305 ft.

asked by Anonymous on March 8, 2019
99. ## Math

simplify 35xy/42x= type an integer or fraction. solve using the multiplication principle. don't forget to perform a check. 12x=-96 the solutionis x= thanks

100. ## math

The length of a room is double its breath. Its height is 5m the area of four walls ( including the door and windows) is 210sq m. Find its volume solve this sum

asked by Manjot on November 21, 2017