# 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

92,096 questions, page 303
1. ## Math question? :c

Use the Distributive Property to multiply. Show all steps. 7(c + 4)

asked by Anonymous on October 1, 2014
2. ## mathematics-sequence

. Find 3-tails of d sequence:{2,4,6,8,10,12,14} please show workings #thanks

asked by P1 on March 24, 2016
3. ## Math - Calculus

Show that the equation x^3-15x+c=0 has at most one root in the interval [-2,2].

asked by William on February 28, 2011
4. ## maths help me!!!

|x+1|-|x|+3|x-1|-2|x-2|=x+2 don,t have any ideal at all show working plz

asked by david!!! on April 16, 2016
5. ## math

If m=n,then m−n = n−m = 0. Give a counterexample to show that the conditional is false

asked by Anonymous on March 22, 2015
6. ## math

if foreach a and b is group G,(ab)2 =a2b2 ,show that G is abelian

asked by paam on July 2, 2014
7. ## Math

Complex Numbers please helpppppp and show solutions 1.) (3-7i) + (-1-2i) 2.) (4-5i) - (2-3i) 3.) (7-5i) + (6+9i) 4.) 2+3i/3-5i

asked by Denzel on October 14, 2015
8. ## communication

what are some negative things that occur in the tv show The Simpsons

asked by Anonymous on November 7, 2010
9. ## physics

Using dimensions, show that 1 joule=107 sq erg.

asked by khan on August 1, 2014
10. ## Calculus

Show that the limit as h approaches 0 of (e^h-1 ) all over h = ln e = 1 using at least two numerical examples.

asked by Jonathan on July 26, 2015
11. ## math

show that the altitudes of equivilent root3/2 of a side

asked by sohan sah on August 20, 2013
12. ## Adding & Subtracting Expressions

How do I use the distributive property to show that the following is a true statement? 8.5m + 1.3m = 9.8m

asked by Chico on August 30, 2012
13. ## Math- Algebra

ABSOLUTE VALUES that have to get graphed. g(x) = | -x - 3 | f(x) = | x + 2 | + 3 g(x) = | 2x - 3| +1 can you help me do these? and show the steps?

asked by celine on April 24, 2009
14. ## Math

Simplify the expression 9 + 10h + -5h = 0 Please show steps

asked by Jason on October 12, 2015
15. ## cal

Show that the limit as h approaches 0 of (e^h-1 ) all over h = ln e = 1 using at least two numerical examples.

asked by Jonathan on July 26, 2015
16. ## Calculus

find the horizontal tangents of the curve and show how. y=x^3-2x^2+x+1

asked by Millie on October 12, 2011
17. ## chemistry

using the Kw for pure water, show that: pH = pKw - pOH

asked by william on February 9, 2016
18. ## algebra

I don't understand how to do this, so please help. Could you show the steps , so I can try it own my ow to see if I can get it.Thank you. 2SQRT4t^9z^2.

asked by jessica on September 3, 2010
19. ## calculus help

if y^3=6xy-x^3-1 show that the maximum value of y occurs where x^3=8+2sqrt(14)

asked by samson on September 23, 2016
20. ## Math...

what do they mean? Write an inequality to show "a number,b, is positive" ?

asked by Mathilde on October 2, 2007
21. ## Mathematics

Show that the root equation (x-a)(x-b)=k^2 are always real numbers

asked by Henry on December 16, 2015
22. ## statistics

If we wish to have a 90% confidence interval, what would be the value of α/2? Show how you arrived at this answer.

asked by sharon on September 20, 2017
23. ## grammar

Is this sentence correct? The show is great but it is much less than expected.

asked by klarmaesen on April 30, 2013
24. ## algebra 2

asked by lisa on December 12, 2012
25. ## Math

Use a sum formula to show that cos(2u)=2sinucosu

asked by Matt on April 18, 2016
26. ## PreCalc

Let f(x)=(x-2)^3+8 a.Show that this function is one-to-one algebraically. b. Find the inverse of f(x)

asked by T on August 27, 2019
27. ## Spanish

in spanish, what do you put at the end of a name to show affection?

asked by SoccerStar on September 27, 2012
28. ## Math

How fp you Order the numbers from least to greatest 0.4, 5%8, 38%? Please show the steps.

asked by Nicole on September 20, 2017
29. ## Math

Draw two number lines that show 0.20 and 1/5 are equivalent

asked by Anna on October 6, 2015
30. ## POLITITICAL SCIENCE

CAN YOU PLEASE SHOW ME AN EXAMPLE OF HOW TO WRITE AN ESSAY FROM A MOVIE USING A.P.A. FORMAT?

asked by Anonymous on July 13, 2011
31. ## math

17x – 42 = -39 i need to show the steps for solving this equation

asked by Jeninifer on October 14, 2010
32. ## fractions

How can i draw fraction strips to show that 2/5 is equal to 6/15

asked by lisa on August 12, 2011
33. ## Prove that sin(A+B) need help

Show that sin(A+B)=sinAcosB+sinBcosA... diagram can be use if necessary????

asked by Collins on October 3, 2015
34. ## Prove that sin(A+B)

Show that sin(A+B)=sinAcosB+sinBcosA... diagram can be use if necessary

asked by Collins on October 3, 2015
35. ## algebra

tell whether x and y show direct variation and explain reasoning

asked by janice on September 24, 2017
36. ## Algebra 2

Formula to convert 5681mg to kg. I need to show the steps

asked by Dalilah on August 27, 2013
37. ## Algebra 2

Formula to convert 5681mg to kg. I need to show the steps

asked by Dalilah on August 27, 2013

Use proof by contradiction to show there is no real number x: 4x^2+1/4x

asked by Anon on April 6, 2017
39. ## Pre-Calc

Can someone show me how to do this please. I am stuck. find a number x such that e^2x – 12e^x =13

asked by Roy on December 9, 2010
40. ## math/117

simplify before multiply explain and show all steps

asked by susan on October 19, 2011
41. ## Math

Show that the limit as h approaches 0 of (e^h-1 ) all over h = ln e = 1 using at least two numerical examples.

asked by Jonathan on July 26, 2015
42. ## algebra

what is a good number sentence to show that 5 is a factor of 35?

asked by kai on December 20, 2010
43. ## algebra

I have to find the inverse of f(x)=9x+7 please show steps so I can see to understand

44. ## algebra

find the root i know this answer should be 4 but how do i arrive there can someone show me how to do this please X+16/x=8

asked by jared on October 8, 2013
45. ## language art

sentences that are long show how toshorten sentence

asked by paullanguage aet on October 1, 2012
46. ## Algebra

Let f(x)= (x-2)^3+8 a. Show that this function is one-to-one algebraically. b. Find the inverse of f(x)

asked by Sam on August 28, 2019
47. ## Geometry

You are given the cordinates of the four points A (6,2), B(2.4), C (-6, -2) and D (-2,-4). Show that the equation of the line DA is 4y-3x = -10 help please!!

asked by Sal on January 30, 2013
48. ## physics

Calculate the acceleration of mars, and show the calculations

asked by Kelli Kenyon on May 1, 2011
49. ## college

show me examples of nonprejudical rhectorial device

asked by diane on September 20, 2008
50. ## Maths

show that the circles x^2 + y^2 - 10x - 8y + 18 = 0 and x^2 + y^2 - 8y - 4y + 14x = 0 do not intersect

asked by Joe on May 2, 2017
51. ## math

can some one show me how to Graph the linear equation.even if it is just explained how to do it y = 4x - 5

asked by jeng on November 15, 2009
52. ## mathematics-sequence

. Find 3-tails of d sequence:{2,4,6,8,10,12,14} show workings #thanks

asked by p1 on March 24, 2016
53. ## Calculus

How can I show that the function F (x)= the integral from 2x to 5x of 1/ t dt is constant on the interval (0, +∞).

asked by Anonymous on September 13, 2015
54. ## Calculus

Find the limit. lim x-->1 (x^3)-1/((5x^2)+2x-7) Please show steps.

asked by Janet on May 9, 2011
55. ## Algebra

Could someone please show me how to write this equation in standard form? x^2 + y^2 - 6x+8y+9=0

asked by JessieLynne on October 24, 2011
56. ## co-ordinate geometry need help steve reiny

find the distance between these two point (3,4) and 2x-y=0 show step

asked by yourim on April 27, 2017
57. ## algebra

Can someone show me the steps to figure out 1728 divided by 24

asked by Anonymous on August 30, 2012
58. ## algebra

Multiply -5/9 * (6/5) Please show me in steps I understand better this way. Not just the answer

asked by algebra yuck on September 12, 2009
59. ## Pre-Algebra

Can someone show me how to turn this into an equation? I mean like 'y=x-z' -2x+ y > or equal to 2 Did I say what I needed to get right? -MC

asked by mysterychicken on May 14, 2009
60. ## calculus

If y = f(x) = x^(p/q) then y^p = x^p show through implicit differentiation that d/dx[x^(p/q)] = (p/q)x^[p/q] Not sure how to tackle this problem.

asked by Daniel on October 24, 2011
61. ## geography

hi ms sue! how do i show the calculation i am doing longitude and time?

asked by revalino on September 25, 2011
62. ## Chemistry

Does anyone know why amines show high solidility in water?

asked by Lisa on February 17, 2008
63. ## calc

Can someone please show me how to find the integral of sin squared x?

asked by lo on February 27, 2011
64. ## precalculus

show the correct notation for “The limit of x^2 - 1 as x approaches 3.

asked by sally on December 21, 2016
65. ## math

show25 broken key is 5 show in 3 ways

asked by tanisha on September 27, 2011
66. ## math

Write two subtraction equations to show how to find 15-7

asked by vic on October 5, 2016
67. ## Math

Can someone show me how to figure out the following problem? The slope of the graph of y = 5x is what? Thank you

asked by Jonathon on February 19, 2013
68. ## Maths

Given that the line y=mx+c is a tangent to the circle (x-a)^2+(y-b)^2 = r^2 show that: (1-m^2)r^2=(c-b+ma)^2 Please Help and sorry for the inconvenience

asked by Jeff on May 2, 2017
69. ## Maths

show that the circles x^2 + y^2 - 10x - 8y + 18 = 0 and x^2 + y^2 - 8x - 4y + 14x = 0 do not intersect.

asked by John on May 2, 2017
70. ## math

Show that the largest triangle of given perimeter is equilateral.

asked by zeff on October 9, 2016
71. ## Algebra

1. 12 + 8a + 4a^2 2. Factorise -5x^2 + 27x - 10 Please show me full working out. Thank you!

asked by Jason on May 1, 2011
72. ## math

The LCD for the fractions 1/3, 3/4, 5/32, and 8/9 is A. 24. B. 64. C. 288. D. 3072. can u show me how to do this

asked by k on May 26, 2009
73. ## math

show how you can make a ten to find the sum 9+7=

asked by daniely on October 7, 2016
74. ## statistics

N(0,7.6) Find the proportion of observations that are between -10 and 10. please show your steps

asked by Light yagami on September 2, 2015
75. ## math

Show that if roots of eqn (a²-bc) x²+2(b²-ac)x +c²-ab=0 are equal then either b=0 or a³+b³+c³=3abc.

asked by tanu on July 5, 2014
76. ## algebra

Please show this number in scientific notation. .00000698 Thank you.

asked by Jack on December 14, 2016
77. ## maths

show that the circles x^2 + y^2 - 10x - 8y + 18 = 0 and x^2 + y^2 - 8y - 4y +14x = 0 do not intersect

asked by Anonymous on May 2, 2017
78. ## math

1/2=x/11 find unknown proportion show steps

asked by Anonymous on December 5, 2012
79. ## Calculus

Find the derivative of f(x)=ln(e^(2x)/((x^2-4)^3) Please show detail so I can use for reference. Thanks!

asked by Rene on April 21, 2013
80. ## maths

can u arrange 24 children in 6 rows comprising 5 show it?

81. ## Math

Show that [x] + [x + 1/2] = [2x] when x is a real number. [x] is the floor function, where [5/2] = 2 and [-5/2] = -3.

asked by Sean on June 5, 2011
82. ## Calculus

Let f(x)=3x^5+5x^3+15x+15. Use Rolle's Theorem to show that f(x) has exactly one root.

asked by Joe on November 13, 2011
83. ## Algebra

Rational Expressions 1-x^2/x Second expression 2b-2/2b^2-8 please show steps

asked by tbell on June 19, 2014
84. ## calculus

let f(x)= (x-3)^-2 Show that there is no value of c in (1,4) such that f(4)-f(1)= (f prime of c)(4-1). Why doesn't this contradict the mean value theorem.

asked by Anonymous on November 2, 2010
85. ## math

Can you show 2 hundredths using only tenths place value blocks?

asked by Jo on October 18, 2012
86. ## Physics

How would you derive the formula {-Ff+Fgx=ma} to show that µs=tanè

asked by po on March 19, 2013
87. ## arithmatic series

Could someone show me the difference between arithmetic sequence and series

asked by Anonymous on April 17, 2017

show that Sin5θ/Sinθ = 16Cospower4 θ – 12Cospower2 θ

asked by Crisusseunayo on February 4, 2016
89. ## Math

Show that the series cos(n) from n=1 to infinity is divergent.

asked by Alanna on May 31, 2012
90. ## literature

what lines show alliterations in the poem "Fable for when there's no way out"

asked by jennifer on March 30, 2015
91. ## math

Given that the roots of the equation 3x^2+x+2=0 are a and b, show that 27a^4=11a+10.

asked by Thomas on December 30, 2016
92. ## Math

show the make -a- ten fact you used with sum?

asked by Frankie on October 19, 2010
93. ## Polynomials

can someone show me how to do the sum, difference and product for this problem

asked by terrance on September 18, 2013
94. ## Chemistry

Using equation only. Show how tetraoxosulphate(IV) can be prepared industrially

95. ## Calculus

ã6(2ã6 - ã5) How do you get 12-ã30? I keep getting a way different answer:\ Btw not sure if the radicals will show up.

asked by -Untamed- on September 28, 2011
96. ## Math

(1/2)+3/5 /[9/10-(-3/5)]= I got 1.5 is this correct? If not could you please show me how to do this? If Steve answers thank you so much for all your help you are awesome:))

asked by Cherie on October 30, 2013
97. ## Math

How would you show that one trigonometric expression is equal to another? I’m not exactly sure how to start.

asked by Andrea on May 27, 2018
98. ## Math

show that in general, each of the following is false if A, B, and C are whole numbers? 1. A/B = B/A 2. (A/B) / C = A / (B/C) 3. A / (B+C) = (A/B) + (A/C) 4. A / B is a whole numbe

asked by Jagals on July 8, 2012
99. ## pre calc

show that the statements are true for all natural numbers 1^3 +2^3 +5^3+....+(2n+3)^3 =n^2(2n^2 -1)

asked by appy on March 3, 2013
100. ## Calculus

Find the derivative of the following: f(x)=ln(e^(2x)/(x^2-4)^3 Please show all steps so I can follow Thanks!

asked by Sean on April 21, 2013