# 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 298
1. ## math

factor: 2x^3 - x^2 - 162x + 81 and could you show steps as well? thanks Thank you

asked by jane on April 21, 2011
2. ## math(urgent answer pls)

Show that the series 1 + 2x/5 + 3x^2/25 + 4x^3/125 + ....is convergent if -5

asked by tolu on February 16, 2015
3. ## language

show example of imagery in the poem your little voice

asked by shonny on March 27, 2016
4. ## math

Explain how you could show five less than a number using an expression

asked by salvador on August 15, 2011
5. ## Calculus

Show that the vectors (-1,2,3), (4,1,-2) and (-14,-1,16) do not lie on the same plane

asked by Blazon on April 28, 2010
6. ## maths simultaneous equation

(x+y)+(y+z)=5(x+y)(y+z) (x+z)+(y+z)=7(y+z)(x+z) (x+y)+(x+z)=6(z+x)(x+y) find xyz please show working

asked by philip!! on April 14, 2016
7. ## maths-simultaneous equation

(x+y)+(y+z)=5(x+y)(y+z) (x+z)+(y+z)=7(y+z)(x+z) (x+y)+(x+z)=6(z+x)(x+y) find xyz please show working

asked by philip!! on April 14, 2016
8. ## helppppppp

convert 8.8m/sec to km/hr please show steps

asked by Anonymous on September 19, 2011
9. ## math

Explain how you could show five less than a number using an expression.

asked by Trey on November 9, 2009
10. ## Calculus

Knowing that F(-2) = -7, F'(-2)= 12, g(-2)= -3 and g'(-2)= -9, Compute: a) h'(-2) if h(x)= f(x)g(x) b) h'(-2) if h(x) = f(x) / g(x) c) h'(-2) if h(x) = g(x) / 1+(f(x))^2 Show all steps

asked by Mikey on February 3, 2017
11. ## mathematical physics

Show that : vector del(r^2) = 2vector r

asked by gourav on March 28, 2015
12. ## math

innthe expression 17-4x=67-9x, what is the value of x? please show me the steps.

asked by Arvee on September 9, 2016
13. ## Math

How do you show the distributive property for 12 x 468

asked by Aiden on September 19, 2011
14. ## art

two vectors x1 = (20 m) x and x2 (15 m) x, compute and show graphically (a) x1 + x2, (b) x1-x2 and (c) x2-x1

asked by Anonymous on July 8, 2009
15. ## combine functions.. please help.

Given: f(x)=2x^2-x+1 g(x)=2 sin x h(x)=3^x Determine: a) f(g(x)) b) (h^-1 o f)(x) c) g(f(h(x)))) Please show steps, thank you very much.

asked by K on May 17, 2012
16. ## Pre-Calculus

tan^2x-sec^2x=? Can you show me how to answer this?

asked by rose on April 21, 2008
17. ## Help! with another math problem

What is 0.06% of 250? Please show the steps on how you got the answer...

asked by Lisa on November 15, 2008
18. ## chem

show charges on each atom in following bonds: Cl-Cl Sr-O H-O Br-I

asked by bill on March 2, 2008
19. ## 5th grade math

To nearest whole number, what is 106.37 - 78.89? Can you show me please?

asked by kim on December 15, 2013
20. ## math

show that triangle PQR with P(-2,10, Q(1,5) and R(5,2) is isosceles.

asked by Ted on October 28, 2010
21. ## math

Draw a rectangle to show that 5(x+2) and 5x + 10 are equivalent.

asked by Raphael on May 25, 2014
22. ## math

Show that the series 1 + 2x/5 + 3x^2/25 + 4x^3/125 + ....is convergent if -5

asked by tolu on February 17, 2015
23. ## maths(urgent answer pls)

Show that the series 1 + 2x/5 + 3x^2/25 + 4x^3/125 + ....is convergent if -5

asked by tolu on February 16, 2015
24. ## Chemistry

how do you show the synthesis of copper (1) chloride?

asked by Alexis on March 29, 2012
25. ## Algebra

If (x+2)² = 25 and x > 0, what is the value of x? I have no idea what to put for x, if someone could please show me the steps ?

asked by emm on October 7, 2008
26. ## math

Hence show that 5*7^n+3*11^n-8 is divisible by 60 for all natural numbers n

asked by Anonymous on August 29, 2018
27. ## Calculus please help

f(x)=(x^2+2x+3)^4, find f'(x). what rule do we use and can some please show me the steps

asked by John on April 29, 2008
28. ## Math

Oh and can you guys or girls show the working please.Thanks

asked by Annecia on January 7, 2013
29. ## Algebra 2

For the graph y= ax^2 + bx + c, show that the y-coordinate of the vertex is -b^2/4a + c.

asked by Kaitlyn on September 4, 2014
30. ## algebra

Can someone show me how to graph this equation by graphing? 5x-4y=-8 4y-5x=8

asked by Anonymous on March 14, 2008
31. ## math

Can you please show me how you got the answer from Tuesday please.From Lena!!!!!

asked by to Ms.Sue on November 21, 2015
32. ## mathematics-equadratic eqn

Given that, x^2-4x+4 is a root of x^3+ax^2+bx-4. Find a and b please show workings #thanks

asked by P1 on April 6, 2016
33. ## math,variables and expressions

explain how you could show five less than a number using an expression?

asked by julia on December 16, 2009
34. ## math

This is a 8th grade question: Given C+C=D, D+E=17, A+2C=D, and 2B+C=8, what is the value of A+B+C+D??? Can you also show how you got it?

asked by Cadmus on January 7, 2013
35. ## math

what is the answer to this fraction, please show your workings. 4/5 + 7/10

asked by JaredNNNNNN1 on March 4, 2009
36. ## Math

Hi I'm having a bit of trouble if anyone is able to help, thanks! Using the substitution u =1-2t^2, show that A = -1/4 ∫_1^(-7)▒e^u du

asked by Simon on March 21, 2015
37. ## Math

By letting x=5^y, show that the equation p5^y + 5^-y = 5 can also be written as px^2-5x+1 = 0

asked by Grace on February 9, 2017
38. ## Math

Can you show me a example of how to convert feet to miles?

asked by Chelsea on February 18, 2010
39. ## Maths

if sqrt(y)=(arctan)tan-1(x), show that (1+x^2)dy/dx((1+x^2)dy/dx)=2

asked by NGOFAKA on October 23, 2007
40. ## Calculus

Show that a,b,c, and d are positive integers when, ((a^2+1)(b^2+1)(c^2+1)(d^2+1))/abcd≥16

asked by Leo on March 7, 2012
41. ## Numerical Analysis

show that f(x)=xsinπx-(x-2)lnx has at least one zero derivative in [1,2]

asked by jessy on November 2, 2012
42. ## Calculus

Show that there are at least two values of x in the interval (−π,π) such that x=1+sin(x)

asked by Larin on February 11, 2017
43. ## Math

4/3 x (4/3) If you multiply what would it be please show steps and answer

asked by Johnson on November 20, 2011
44. ## Chemistry

What are the five(5) indications that show that a reaction has taken place? Thanks

asked by eva on February 4, 2008
45. ## Math - Calculus

Show that if f(x) is continuous and u(x) and v(x) are differentiable functions, then: d/dx ∫_v(x)^u(x) f(t)dt=u'(x)f(u(x))-v'(x)f(v(x))

asked by Katy on April 6, 2017
46. ## math

1/3(9 + g) = g+1 can you please show me the steps and answer for this question?

asked by rebecca on March 31, 2010
47. ## math

if f(x)=x[x]/sin[x] then show that lim f(x)has no existence x>0

asked by soumitra on July 12, 2014
48. ## math

4 5/8 + 9 3/5 = need to show how I got answer I know that the Lcd is 40 and then it is 25/40 + 24/40= 49/40 and then I don't know what to do from there

asked by Jared on February 3, 2013
49. ## English

please show me an example of an in text citation from an article

asked by Ree on March 23, 2012
50. ## Math

Find the value of 21 - 18 ÷ 3 · 2. A)1 if it doesnt show A is 1 half - 2 B)2 C)9 D)18

asked by george on January 7, 2010
51. ## health care policy

How do I format an essay with three sources. show an example

asked by deborah on October 4, 2013
52. ## Variables and expression

Explain how you could show five less than a number using an expression

asked by Briana on September 15, 2011
53. ## Math (help)!!!!

Show two ways of simplifying this expression: 4(25-3)

asked by Laruen on September 4, 2012
54. ## Physics

Show that the pressure P of a gas can be written as: P= 1/3* p* v^2

asked by Beth on September 21, 2010
55. ## algebra

show this algebra equation on the graph 4x-6y=12 4x+3y=24

asked by kemi on September 4, 2016
56. ## math

can someone show me the steps for finding the answer for Y^3+Y^2-4x-4 and t^2+4z^2

asked by mace on February 20, 2013
57. ## math

can someone please explain/show how to do this? im really stuck with fractions 5 1/3 + (-3 9/18) thanks so much

asked by Anonymous on January 4, 2013
58. ## math

explain how you could show 5 less than a number using an expreesion

asked by Anonymous on November 11, 2009
59. ## math

Subtract the sum of 81.6 and 4.07 from 129.4 Please show how its done.

asked by logan on May 28, 2012
60. ## math

show that if w is continous on [0,1] and integral w*v on [0,1] equal zero then w(x)=0 for x in [0,1]

asked by assma on October 18, 2015
61. ## mathematics-equadratic equation

. Given that, x^2-4x+4 is a root of x^3+ax^2+bx-4. Find a and b please show workings #thanks

asked by P1 on April 6, 2016
62. ## Algbra

1/4x - 5/12x = x - 4/3 Please show steps and answer. Thanks.

asked by Zach on January 24, 2011
63. ## 4th grade

Explain how you could show five less than a number using an expression

asked by Anonymous on November 30, 2009
64. ## Math

Show three ways to make 0.60 without using pennies

asked by Emmanuel on March 9, 2015
65. ## trig

if A+B=45 degree show that (cos A-1)(cotB-1)=2.

asked by mukesh on May 19, 2011
66. ## Algebra

4x^2+12 = 0 I factored this out, but how do I show the final answer? Thanks! 4(x^2+3)

asked by Gertrude on June 23, 2009
67. ## math

Explain how you can show five less than a number using an expression

asked by Kim on November 30, 2009
68. ## Math

Can someone help me with this problem and show the steps: 4m-7 ______ = 18 2

asked by anonymous on September 15, 2008
69. ## spelling

how can i learn math fast.can you show me

asked by salome on July 1, 2014
70. ## fractions and decimals

please provide help with this 2 2/7 minus 1.75 please show workings thanks

asked by patricia on March 25, 2009
71. ## Algebra

18z+45+z^2 (factor) please show steps

asked by tbell on June 17, 2014
72. ## drawing

canu show me how to do scribble hatchimg

asked by Anonymous on September 26, 2010
73. ## Math

8x^3-125 X^Y^3-X^2Y^5 Pls show me steps

asked by JustinBieber on January 10, 2013
74. ## Math

Factor pls show me steps thank u! (X-1)(x+2)^2-(x-1)^2(x+2)

asked by John on January 10, 2013
75. ## math

how do i evaluate the integral of the absolute value of x from -2 to 1? can someone show me? thanks.

asked by keisha on January 10, 2010
76. ## college mathematics

can you show me how to do constuct a truth table for (p^q)

asked by miss c on November 26, 2011
77. ## math

using factor theorem, show that a-b,b-c and c-a are the factors of a(b^2-c^2)+b(c^2-a^2)+c(a^2-B^2)

asked by kabhir on June 10, 2014
78. ## draw

on a grid show me a perimeter of 36 feet

asked by Anonymous on January 21, 2011
79. ## Calc

Derivative (x^2+lnx)(2+e^x) SHOW STEps.

asked by Bernard on July 20, 2012
80. ## Maths

Given that y= Acos3x + Bsin3x , where A and B are constants, show that d^2y/dx^2 + 9y =0

asked by Michael on May 2, 2019
81. ## Math

Show that if log_b (a) = c, and log_y (b) = c, then log_a (y)=c^-2

asked by Jus on May 19, 2009
82. ## math

When dividing 0.08 by 0.4 I come up with 5, but I need to show it in a graph. I can't figure out how to do this

asked by jade on October 10, 2013
83. ## number lines

can someone show or tell me how x>4 and -2,4 looks are should be written on a number line

asked by Anonymous on March 6, 2013
84. ## Math

explain how you could show five less than a number using an expression?

asked by Daisy on October 26, 2010
85. ## Biology

How does bacteria reproduce and how can I show it in a cartoon? In a way that a appropriate? Please help me.. Thank you!

asked by Gal on November 3, 2009
86. ## 5th grade

show me examples of dot arrays

asked by ethan on September 15, 2009
87. ## book report

can someone show me how a third grade bokreport layout is done

asked by emily on April 28, 2012
88. ## Math

Simplify the expression below 9* (7-4)^2+9 Show your steps! :)

asked by Lazy Craz Baze on September 20, 2018
89. ## Exponential Functions

Show that if log_b (a) = c, and log_y (b) = c, then log_a (y)=c^-2

asked by Jus on May 19, 2009
90. ## algebra

Show that the four points (2,0,1), (−1,2,3), (3,2,2) and (3,−6,−3) lie in a plane.

asked by Carrolyn on April 22, 2014
91. ## physics

isolate for f 1/di = 1/f - 1/do show all the steps pls

asked by samuel on February 8, 2015
92. ## physics

isolate for t s = ut + 1/2at^2 please show all ur steps  

asked by samuel on February 8, 2015
93. ## Maths

Show that the reciprocal of 3+2√2 is an irrational number

asked by ADITYA SINGH on October 29, 2017
94. ## mathematics-equadratic equation

Given that, x^2-4x+4 is a root of x^3+ax^2+bx-4. Find a and b please show workings #thanks

asked by P1 on April 7, 2016
95. ## calculus help

integrate:dx/(3x^3-5)^3 help plz show step

asked by samuel on May 6, 2016
96. ## diffrential

show that s(t)=exp(-kt) can be written in the form s(t)=2^(-kt/ln(2))

asked by armut on September 26, 2012
97. ## math help!!

factor: (x^2+5x)^2 - 36 and (a-b)^2 - (c-d)^2 show the steps pleasee!

asked by sunny on March 27, 2014
98. ## Economic

give one example to show that wants arise and grow .

asked by Ravi sukla on June 29, 2017
99. ## math

25/35 = 1.25/X. Is the answer 25X...please show steps

asked by ALMA on August 16, 2016
100. ## math

can you show me a tessellation of circles and triangles

asked by tape on August 23, 2015