# 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 316
1. ## Algebra

Need help,i need to find the ordered pair. 3x+2y=40 and 2x + 3y =230/19 then i get stuck. please show the steps.

asked by Jenniah on September 16, 2010
2. ## math

If A =4 B=8, calculate the following (show your answer either as a fraction (lowest) or in decimal form): (A+B)² ------- A

asked by latifa on September 17, 2013
3. ## 8th grade math

12x+3x=15x use the distributive property to show that each statement si true.

asked by Anonymous on August 19, 2010
4. ## Trigonometry

Find the domain of each function. And show your steps please. f(x)=x/x^2+1 f(x)=2x^2/x-3 f(x)=Square root of 5-x f(x)=x^3/x^2-16

asked by Karen on October 9, 2012
5. ## math

If A =4 B=8, calculate the following (show your answer either as a fraction (lowest) or in decimal form): a) A+B ---- A

asked by latifa on September 17, 2013
6. ## math

IN my math book i got a question that said 1/3 times 25 i got an answer of 10 if it is not right can you show me how to do the problem.

asked by Americal on June 26, 2012
7. ## science

show the steps a scientist would take to classify a newly discovered animal

asked by rell on December 3, 2009
8. ## math

what is the greatest common factor of the polynomial show: rectangle tiles that have 6x and 6 look like this: ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** !!! !!! !!! !!! !!! !!!

asked by Jason on January 30, 2015
9. ## Algaebra

Two functions f and g are defined by f:x = 25 /(3x-2) g:x = x^2 Find the composite function Please show all calculations, thank you!

asked by Samantha on December 19, 2012
10. ## Geometry

Calculate surface area and the volume of a box that is 3m by 2m by 7.5m Show me how to get the answer please.

asked by Thomas on February 28, 2012
11. ## Math

Let f(x)=sinh^−1(6x). Then f(x) can be written in the simplified form (Ax+B)/(sqrt(Cx^2+D). What are the values of A,B,C and D? Again, please show me how to do this. Thanks

asked by Sara on September 29, 2011
12. ## math

hi, i don't understand the homework that says show how to make one adden a ten. example: 38+26= Thanks

asked by Gigi on November 27, 2012
13. ## math

insert a pair of parentheses in equation to show the associative property.

asked by lucas on August 22, 2011
14. ## algebra 1

The area of a rectangle is represented by x2 – 5c – 14. What are the dimensions? could someone show me how to set this up to figure?

asked by Sam on May 16, 2017
15. ## Math

Identify the number 113 as either prime or composite. Show or explain why

asked by Larry on October 4, 2009
16. ## math

If A=4 and B=8, calculate the following (show your answer either as a fraction (lowest) or in decimal form A² + B² -------- A²

asked by latifa on September 17, 2013
17. ## Chemistry - Solutions

Do all solutes show an increase in solubility with increasing temperature? Explain.

asked by Dick Rogers on October 26, 2007
18. ## Math

Simplify the rational expression 2x^3-x^2-6x ➗2x^2-7x+6 Pls show steps I want to understand thank u!

asked by Lady gaga on January 13, 2013
19. ## world literature

In book one of the Iliad what are examples that show that Achilleus is an epic hero?

asked by chelsea on April 5, 2010
20. ## Math

If the diameter of a circle is 42cm;what is its radius. Show the formula and the calculation

asked by Daniel on November 28, 2016
21. ## math

if the coefficient of x,x*x,x*x*x in the binomial expansion (1/2+x) whole raise to 2n are in AP. Show that 2nsquare- 9n +7 is equal to zero?

asked by sandra on October 12, 2013
22. ## basic algebra

1) 2x²-7x-15 2) 9x²+24x+16 Can you show me all the steps...i don't know how to do it...Thankyou!!:)

asked by John on December 29, 2012
23. ## Computer Science

Could someone show me an example of a service class that reads an input file (Java)?

asked by AmyD on November 10, 2009
24. ## Maths

if f(x) = 2x - x ln x show that f(e^3) = -e^3 I know you have to substitute e^3 into the function, so Ive sone ths so far: 2e^3 - e^3 ln e^3 What is the next step?

asked by Hannah on November 1, 2010
25. ## math

2 six sided dice are throne together.what is the probability that a total of 10 is thrown.can u show me how to do please ,thanks

asked by julian on November 8, 2014
26. ## Biology

I was wondering if there was a way you could show how cells are able to determine themselves and foreign invaders in an experiment?

asked by Alex on March 27, 2019
27. ## Math

How do I draw Ten Base blocks to show the number 420?

asked by Miranda on February 8, 2007
28. ## Calculus

find an equation for the line tangent to the curve at the given point and show how y=(x^4+2)/x^2, x=-1

asked by Millie on October 12, 2011
29. ## please tell me what you think/ proofread my essay

This is the prompt: Write about a time when you had to show respect for authority, even though it was difficult to do so.

asked by Anonymous on October 13, 2006
30. ## physics

show that nsini =constant where n is refractive index and i is angle of incidence

asked by Abdulrahman on August 25, 2018
31. ## determining values of x

Given the functions f(x)=sqrt[x] and g(x)=x+1, determine all possible values of x for which f(g(x)) = g(f(x)). Show steps please, thanks a lot!

asked by thomas on May 16, 2012
32. ## Math

Find each product mentally using the distributive property show the steps that you used

asked by Shan on October 1, 2015
33. ## Maths

if f(x) = 2x - x ln x show that f(e^3) = -e^3 I know you have to substitute e^3 into the function, so Ive sone ths so far: 2e^3 - e^3 ln e^3 What is the next step?

asked by Hannah on November 1, 2010
34. ## math

How would you simplify this rational expression: Can you please show me the steps on how you get the answer thank you. 2y+1 over y-2 times (4-2y)

asked by Stacey on April 26, 2010
35. ## math

help fact the trinomial completely and show how it was done. 12x^3 - 52x^2 -40x

asked by Lorraine on March 31, 2013
36. ## Math

The sum of 5 consecutive even integers is 50. What is the middle one? Can you show the equation and how you solved it please?

asked by Anonymous on September 18, 2016
37. ## Chemistry

What is the ppm of 4.50mg of ddt in 10kg of seal fat Please show how

asked by FF on December 3, 2014
38. ## math- precalculus

Help please! I can't seem to get x as the answer to prove that they are inverses of each other! Show what f and g are inverse functions algebraically f(x)= x-1/x+5 g(x)= -5x+1/x-1

asked by Sara on November 4, 2011
39. ## Algebra

simplify the complex fraction x/(x+2)/((1/x)+1/(x+2)) if you put that in the calculator it should show you what it looks like properly. A: x^2/2 B: x^2/x+2 C: x^2/2x+2 D: x^2+2x+2/2x+2 I think it is C

asked by Leon on May 22, 2017
40. ## Hunger Games

what are some quotations that show when Katniss defied the capitol with the berries act?

asked by Anonymous on April 17, 2016
41. ## Math

I have to find the Unit Price of 64 fl oz = \$2.00 I have concluded that 2 / 64 is the answer but I think there is an easier way to show it please help

asked by Eric on December 8, 2016
42. ## AP Literature & Composition

in the story marigolds how do these literacy devices show mood and tone

asked by swazit on September 16, 2015
43. ## Math

How would you use set builder notation to show that sine is discontinuous at every interval pi?

asked by Anonymous on October 7, 2013
44. ## math

use the given zero to find the remaining zeros of the function: F9x)=x^3-5x^2+4x-20; zero:2i I don't get it. Can someone please show me what to do with this?

asked by aria on March 27, 2013
45. ## Mathematics Algebra

How do we show that the value of the expression is not less than (b^2 - a^2)? I don't have any idea about proceeding on.Do we have to perform a differentiation or ?

asked by Aanya on May 20, 2017
46. ## trig

Show that the height, h, of the A-frame is equal to the expression 5sinc(1+2cosc). Im not sure what to do.

asked by mike on October 22, 2012
47. ## math

my question in (ddistance between two point ) show that the quadrilateral with vertices K(3,4),L(2,0),M(-3,-2), and N(-1,3) is a kit ?

asked by mota on November 23, 2007
48. ## math

Can you show me how to write this equation: The greater of two consecutive even integers is six less than twice the smaller.

asked by kelley on October 11, 2016
49. ## math

Show me how to write 201046 in standard form and in expanded notation

asked by katrina prado on September 10, 2013
50. ## math

what is formula to show how much time it took car to travel 7km is .4hrs

asked by sara on January 30, 2013
51. ## math

The perimeter of a square is 64 ft. Find the length of a diagonal. Please show me all the steps.

asked by lisa on April 28, 2012
52. ## Algebra 1--Please, help me!

The coordinates of the vertices of a quadrilateral are A(-2, 5), B(6, 5), C(4, -3), and D(-4, -3). Use slope to show that ABCD is a parallelogram.

asked by Anonymous on March 1, 2014
53. ## series help maths steve or reiny

find the sum of n-term of the series 1/1+1/2+1/3+1/4+1/5+...+1/n plz show step

asked by weyeremi on April 5, 2017
54. ## trigonometry

how can i find the anti-logarithm of this number. 5.07843058944 it should be 59477.5 can show me how.

asked by anon on February 21, 2011
55. ## Maths

The line passing through the points (-1,6) and (4,x) has gradient -2. Find the value of x. Show working out please.

asked by Yasmine on May 26, 2013
56. ## history

what is the most deadly phase of a volcanic eruption like the one at vesuvius (show link to this)

asked by paul on January 8, 2012
57. ## MATHS

Divide the x^4 +2x^3 + 3x + 4 by x^2 +x, finding the quotient and the remainder. Show that x^2 + 2x + 8 is an irreducible polynomial.

asked by Billy on January 19, 2017
58. ## algebra1

how do you simply this? square root of 1500/20 (the / means over) please show steps. thanks!

asked by Emily on August 11, 2010
59. ## math

If someone could show me how to do this, I am very confused. thank you for your time. Find the y-intercept of the line whose equation is y = - 2.2x-7.7

asked by Mary Ann on January 9, 2015
60. ## math

What are the steps to show the quotient in simplest form? 0.000027/0.000009

asked by samuel on September 30, 2015
61. ## Math

show that the quadrilateral with vertices at the following points is a parallelogram and find its area. a = (5,2,0), b = (2,6,1), c = (2,4,7), d = (5,0,6)

asked by Muja on March 23, 2014
62. ## pre-algebra

show that the number is rational by writing it as a quotient of two integers. 1. 24 2. 5 7/18 3. 1 4. 0.3 im not so sure what your suppose to do

asked by Christa on January 6, 2009
63. ## Math

A dipole of 1 Debye is equal to 3.33 x 10^-30 C m . Show that in atomic units 1 D = 0.39345 au.

asked by Adam on April 14, 2013
64. ## Science

where can i find a good site that will show me the change's of the earth's atmosphere?

asked by christina on November 5, 2009
65. ## Conversion Math

A dipole of 1 Debye is equal to 3.33 x 10^-30 C m . Show that in atomic units 1 D = 0.39345 au.

asked by Taylor on April 14, 2013
66. ## Statistics

Can you show me how to figure out a sample size of N=60? What would the equation look like and how would I explain it to a class?

asked by Beconna on August 2, 2012
67. ## Math

without solving, describe two ways to show that 2, -1, 3, and -2 are the roots of the polynomial equation x^2-2x^3-7x^2+8x+12=0.

asked by Han on October 6, 2014
68. ## MATH

what is a good way to show fractions w/ long equations? Example: 93 + (-3 x 9)/22+1(-4 +5) (note: this is a random example)

asked by Shae on February 25, 2016
69. ## English

When in the book does does Huck show care for someone elses welfare? What page?

asked by Reagan on November 7, 2012
70. ## English

Please show me an agumentative essay on boys helping girls in the kitchen

asked by Mary on February 18, 2018
71. ## Pre Algebra

How do you subtract and add mixed numbers? Give an example of a problem so that I can show you.

asked by Doris on October 25, 2006
72. ## Math

show that the set of nonzero rational numbers is closed under division

asked by Anonymous on October 7, 2017
73. ## Science

What is a ten letter word for.. trees that show how organisms are related

asked by Bailey on October 11, 2007
74. ## 5th

find the missing number: 18,20,20,24,27,27,____,30,33,34,36,36,_ I need you to show me this answer cause, i got stuck with this one. thank you!

asked by pat on September 29, 2010
75. ## Algebra 1 HELP

I am not sure how to do these 2 problems can someone show me. Simplify the expression Write answers using exponents. 8^6/8^4*8^2 4^5*1/4^2

asked by Karen on December 5, 2013
76. ## health

please show examples og week nine final for human services admin.

asked by james on June 27, 2010
77. ## physics

how to show with the help of a model that resistivity of a conductor increases with increase in temperature?

asked by edward on June 27, 2013
78. ## Maths

Rewrite in form of ax^3+bx^2+cx+d (x-1)(x^2+x+1)=2x^2-17 I got x^3-2x^2-18 Is this correct? I am also then asked to show that (x+2) is a factor of the above polynomial. Thanks

asked by Anonymous on November 12, 2015
79. ## Math

(Write each equation in standard form using integers) y – 4 = -2(x – 3) Please show steps Thank you!

asked by lol on January 2, 2015
80. ## math

having troulbe with this on can you show how to it Determine which two equations represent parallel lines. (a) y = x + 1 (b) y = x – 4 (c) y = 3x + 8 x (d) y = 3x – 1

asked by Anonymous on January 12, 2008
81. ## algebra

Show all steps Find the value of y fora given value of x if y varies directly with x If y =-252 when x=84, what is y when x=74?

asked by snow on March 11, 2014
82. ## Algebra II

Divide -2x^3 + 21x^2-20x-12 by (x-3) I am stuck can someone please show me the steps to this? Thank you in advance...

asked by Cassie on December 16, 2013
83. ## Maths

if the third term of a geometric sequence is 7, what is the common ratio? would appreciate if u can show me the working. Thank you

asked by Andrew on January 3, 2015
84. ## precalculus

Show an example where For n odd, the sign of the y-ters differ: (+) for the first expansion, (-) for the second. (For n even, the signs are the same.)

asked by sally on December 17, 2016
85. ## math

Do the following lines intersect? If yes, show the the point of intersection, if any. 5x+8y=-5 -x-1.6y=14 Can someone help me get started? Im stuck. Thanks!

asked by Anonymous on July 11, 2015
86. ## Calculus

find how many real roots of, counting multiplicities x(x^2+16)(x^2-x-6)^2=0 please show how to get the answer. thank you

asked by FS on January 17, 2019
87. ## math

How to draw a picture grid to show 1.8 divided by 0.6? Write the quotient.

asked by Bryan on August 23, 2011
88. ## college Stats

If Y has a geometric distribution with success probability p, show that P(Y= an odd integer)= p/(1-(q^2))

asked by james on October 20, 2009
89. ## math

how do you show that line 3x+y-2=0 is a tangent of the curve y=(4x-3)(x-2) and how to find the point of contact??

asked by Jack on October 17, 2010
90. ## math

show why 7.32(times)0.8 has the same number of digits behind the decimal in the answer as it has in the problem.

asked by dell on September 4, 2012
91. ## Calculus

y = g(x) = cos(x) Can someone show how to estimate g'(pi/2) using the limit definition of the derivative and different values of h. Thanks!

asked by Henry on July 12, 2015
92. ## algebra

What are the steps to show the quotient in simplest form? 0.000027 ÷ 0.000009

asked by belle on October 16, 2012
93. ## help sir steve

find all the value of arccosh^-1(5throot(-18)) express in form of x+jy plz show me how

asked by plz on October 24, 2016
94. ## math

show me how to cut three sandwiches, three different ways to feed nine people equally

asked by me on October 6, 2011
95. ## math

find the range of the function. g(x) = 5 + (square root of) (4 - x) please show all steps.

asked by Jack on August 28, 2010

can anyone show me steps in solving for x -49x^2 + 4606x - 52,000 = 42,080 thank you

asked by Alaska Diamond on September 16, 2013
97. ## Math

Show how to make one addend a ten. Complete the new addition sentence. 38 + 25=? ---- + ---- =

asked by Melissa on October 15, 2012
98. ## Math

1.what is the slope of the line in the graph show below this is Algebra 1 a unit 6 lesson 3

asked by Fart on April 25, 2018
99. ## English

identify one of Gerbner's main arguments,and then come up with a TV show that could serve as an example for that point

asked by Sam on January 28, 2017
100. ## physics

Show that the time for the voltage in the RC circuit to rise to (Vo/2) "half-max" is t1/2 = T ln 2

asked by Jason on October 29, 2013