# 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 315
1. ## math

Factor each expression by grouping. Can you please show me the steps on how you get your answer so I know how to do the problem thank you. 9p^2+mn^2+9m+p^2n^2

asked by heather on April 14, 2010
2. ## chem

show why ka(kb)=kw for this pair of conjugate acid-base: H2C6H6O6 and HC6H66 ^-1

asked by nicole on May 5, 2012
3. ## Geometry

The image of P(-1, 5) under a translation is P'(5, 7). What is the preimage of P? Could someone show me steps on how to do this problem, and the answer please? Thank you.

asked by Rachel on April 5, 2008
4. ## science

where can i find a website to show me a compare and contrast of a volcano and earthquake?

asked by tinker on September 10, 2009
5. ## math

Rationalize the denominator using the conjugate. 1/1-√7+√5 please show all the steps and explain it i don't get it

asked by sunny on September 23, 2014
6. ## algebra

Write a compound inequality that the graph could represent. Please exlain and show if you can. Thank you...

asked by anne on May 30, 2016
7. ## mathematics-probability

. A die is rolled four times, what is the probability of obtaining exactly one six show workings #thanks

asked by P1 on March 25, 2016
8. ## mathematics-probability

. A die is rolled four times, what is the probability of obtaining exactly one six show workings #thanks

asked by p1 on March 25, 2016
9. ## Vectors

Show that the line with parametric equations x = 6 + 8t, y = −5 + t, z = 2 + 3t does not intersect the plane with equation 2x − y − 5z − 2 = 0.

asked by Jake on July 14, 2016
10. ## algebra1 HELP PLEASE

find the value of x and y that make each equation true -4+(y)^i=-12x-i+8 please show the steps thanks

asked by lisa on July 5, 2013
11. ## physics

Two vectors A and B are added. Show that the magnitude of the resultant cannot be greater than A+B or smaller than l A-B l.

asked by Nar on September 1, 2011
12. ## complex number

express ln(sinh^-1(1+j) in form of a+jb help plz no ideal show step

asked by putman/raj on January 31, 2017
13. ## Math

a sequence {an} is given by a1 = (3)^1/2 , an+1 = (3+an)^1/2. Show that {an} is monotonic and bounded, and calculate the limit if it exists

asked by Hannah on July 7, 2009
14. ## Science

On a branching chart showing G evolution of a species what does each branch show

asked by Car0l on April 18, 2018
15. ## Science

How do you show a car constant speed Horizontal line or vertical

asked by Tracy on September 17, 2012
16. ## physics

Evaluate the Rydberg constant R using Bohr theory and show that its value is R = 1.0974x10-1.

asked by qwer on April 19, 2011
17. ## Chemistry

1.How much energy is liberated when 1g matter is destructed/decomposed? {Can you show me how its solved please}

asked by Anonymous on January 22, 2013
18. ## combine function, find 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 Kjd on May 17, 2012
19. ## math

convert 40.0m^3 to liters. note that 1mL = 1cm^3. can you show me how to do this problem?

asked by Albert on September 10, 2015
20. ## CALCULUS

Could someone show me the steps to separating the variables in the following differential equation: dy/dx = (2x+1) / (y+1)? I keep messing it up.

asked by Anonymous on June 5, 2012
21. ## Maths

For the curve y = x^3 - 27x - 3, show that it is monotonic increasing for all values of x. Thanks to anyone who helps

asked by Fred on October 23, 2018
22. ## Physics

show that the oscillation of a liquid in a u-tube is in simple harmonic motion.

asked by Ewuresi on November 12, 2014
23. ## statistic

Could you show me how to find the five levels in a Hof o and reject the null problems?

asked by larry on November 29, 2011
24. ## Algebra 1A

find the opposite, or additive inverse of -57= +57 is this correct? if not can you please show me the answer? thanks

asked by Lea on September 26, 2009
25. ## Math (Updated)

F(x)=9x^3+2x^2-5x+4 and g(x)=5x^3-7x+4. what is f(x)-g(x)? Show all of your steps and write your finial answer in factored form.

asked by D on April 10, 2018
26. ## biology

explain how a pyramid can be used to show the relationship among the organisms in the food web.

asked by loli on September 30, 2013
27. ## Science

Calculate the average size of the microbes in Saccharomyces ? show your working out.

asked by Tiaamiiah on June 13, 2013
28. ## ALGEBRA

USE SUMMATION NOTATION TO WRITE A ARITHMETIC SERIES FOR THESE TERMS. PLEASE SHOW HOW TO DO IT. 15+25+35+...; N=7 4+8+12+...; N=4 3+7+11+...;N=8

asked by MELISSA on April 19, 2009
29. ## Calculus

for what values of r does the function y=e^rx satisfy the differential equation y''-4y'+y=0 Show steps please! Thank you!

asked by Kim on March 7, 2014
30. ## algebra

given any seven positive integers, show that at least two must exist whose sum or difference is divisible by 10.

asked by Renee on January 28, 2009
31. ## Chemistry

How many atoms of hydrogen are in 25kg of calcium hydroxide? Show all calculations.

asked by anonymous on July 24, 2019
32. ## AP World History

How can I show Change and Continuity in the American Environment between 600 AD - 1750 AD?

asked by Joe on January 6, 2010
33. ## Calculus

Find if the limit exists. lim tan(x)/x x->0 Please show how you determined this. Thanks!

asked by Liz on July 1, 2012
34. ## calculus

Find all values of 'a' such that y=a/(x−9) and y=x^2−18x+81 intersect at right angles. show steps please :)

asked by anna on October 28, 2011
35. ## Algebra

GIven any positive integers, show that at least two must exist whose sum or difference is divisible by 10.

asked by Renee on January 28, 2009
36. ## 7th grade

Can u show me a timeline for social studies starting with events from 1914

asked by Gianni on November 4, 2010
37. ## math

Insert a pair of parentheses ( ) in each quation to show the associtative property

asked by tensae on September 21, 2015
38. ## math

I'm confused on how to do this. algebra M(X,Y) is midpoint of CD with endpoints C(5,9) and D(17,29). Find the values of X and Y. Show the MC = MD.

asked by Ronnie on July 6, 2013
39. ## LO

Show the link between intrapersonal conflict ana initiating relationship.

asked by Amanda zulu on February 24, 2019
40. ## Equation help plz

If x and y satisfy the equation (x+5)^2+(y-12)^2=14 then find the minimum value (x^2+y^2) plz help show working

asked by Collins on January 5, 2016
41. ## Science

Show how vertical multiplication can be used to do a charge balance if Zn2+ combines with Cl-

asked by Matt on October 15, 2016
42. ## Maths equation plz help urgently

0^x=100? Please help can complex number help plz show working find x i really need it

asked by Anonymous on January 3, 2016
43. ## maths studying for pre cal test

Prove that there is no triangle for A=60 degrees, a=4 and b= 14 if you could show your reasoning and working that would be great. thank you so much!

asked by Lottie on July 12, 2016
44. ## Find x in combine function

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 Kjd on May 18, 2012
45. ## algebra

Will you show me how to put this number in scientific notation. 5,100,000 Thank you.

asked by Jack on December 14, 2016
46. ## algebra

I need to find the x coordinate of the vertex of parabola defined by f(x)= -5x^2 + 9x + 2 Can you please show steps. Thank you

asked by Alaska Diamond on September 15, 2013
47. ## APA Citations

Can someone show me an example of and APA Format citation from an internet source when no author name is given.

asked by Angela on August 31, 2010
48. ## Calculus

Show that Rolle's Theorem applies to the given function for ht eg oven values of x: x=-1 and x=4 for f(x)=3x-x^2+2

asked by Anonymous on December 14, 2014
49. ## geometry

Show that centeral angle of n-sided regular polygon is 360/n

asked by Kalkidan on March 8, 2012
50. ## algebra

Show all steps, combine like terms what is a simple form of the expression-3(-4y+3)+7y

asked by maddy on February 23, 2014
51. ## Math

Calculate the distance between the points -2/3 and 3/4 on the number line. Please show how you come to the answer.

asked by Breanna on June 2, 2009
52. ## Math

Factor each expression by grouping. Can you please show me the steps on how you get your answer so I know how to do the problem thank you. 9p^2+mn^2+9m+p^2n^2

asked by Heather on April 14, 2010
53. ## Math

Show that Euler’s formula holds for the polyhedra described in A right pentagonal prism

asked by Anonymous on March 11, 2010
54. ## ALGEBRA

When will the dependent variable in the equation Y=[(sqrt)(x+4-3)] equal or exceed 4? • x ≥ –0.17 • x ≥ 45 • x ≥ 48 • x ≥ 53 Show how.

asked by Sandra on May 9, 2014
55. ## Calculus

at what time does this equation reaches 10000? show steps. thanks w(t)=(t-10)(t-20)+4500

asked by Reza on May 26, 2015
56. ## organic chemistry

show the products of the reaction of CH3CH2CH=CH2 with (a) HCL (b) Br2 (c) H2

asked by baby on July 24, 2019
57. ## math

9+6=___ _ _ 10+__=__ write the sum. show the make a ten fact you used

asked by lexi on November 3, 2010
58. ## math

Without actually graphing it, show that the graph of the equation x^3+y=x is symmetric with respect to the origin

asked by Samantha on October 2, 2008
59. ## Pre Calc

Without actually graphing it, show that the graph of the equation x^3+y=x is symmetric with respect to the origin.

asked by Samantha on October 2, 2008
60. ## Algebra

Given any positive integer, show that two must exist whose sum or difference si divisible by 10.

asked by Renee on January 27, 2009
61. ## chemistry

The reaction of chlorine (Cl2) with 1,4-dimethylcyclohexane (show three possible monochlorination products) *what?!*

asked by Cerise on October 2, 2009
62. ## not working

how am i supposed to show you the problem i have if your site wont allow websites to be used in questions?

asked by Katie on June 4, 2008
63. ## chemistry

Sorryy but I still don't understand will you show the calculations for my previous question

asked by sonya on November 11, 2011
64. ## math

let's say you have 1240 you spent most of it an you have only 496 left. how can you find the percentage. can you show me?

asked by me on June 4, 2009
65. ## sequence help plz

5+11+17+23 +... Find the sum of the 2n term of the series plz help me show step

asked by naomi on January 31, 2017
66. ## Algebra

I do not understand multioplying binomials + factoring (x+9) (x-9) can you show and explain the steps

asked by kasey on August 28, 2011
67. ## math

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

asked by katrina prado on September 7, 2013
68. ## Math

Reiny can you show me how to check this problem. 5a^8-20a^7-25a^6 =5a^6(a^2-4a-5) =5a^6(a^2-5a+a-5) =5a^6(a(a-5)+1(a-5) =5a^6(a-5)(a+1) (answer)

asked by Ms.Ellis on July 26, 2011
69. ## Math

5th grade parent can you please show me how to break down 4 4/5 does it end up being 24/5? the probleam is: 4/4/5 -1 7/8

asked by Sara on September 30, 2013
70. ## biology

the adaptations of land dwelling organisms for getting oxygen show a trade off of two needs. What are they?

asked by liz on February 22, 2010
71. ## Maths

change so x is the subject y=2/x and y=-n/x the minus is for the whole fraction please show your working thanks in advance :)

asked by Greg on October 31, 2009
72. ## chemistry

how could you show experimentally that the molecular formula of propene is C3H6, not CH2?

asked by Anonymous on April 15, 2018
73. ## chemistry

what is the [CH3COO^-]/[CH3COOH] ration in an acetate buffer (Ka=1.76 x 10^-5) at pH 3.8? show calculations

asked by kabelo on February 15, 2011
74. ## calculus

okay i need to find the derivative of f(x)=cosπ(x^2) and if you could show steps it would be GREATLY appreciated. thank you so much!

asked by tim on November 14, 2012
75. ## Calculus

Show that volume of the solid generated by revolving y=1/x between x=1,2x=infinity about x-axis

asked by Kumkum on August 21, 2017
76. ## Chemistry

Determine the grams of hexane that will react exactly with 22 g of oxygen. Show all working please. Thank you.

asked by Megan on February 12, 2012
77. ## programming

write a program that will show the relationship between volume and temperature p+(an^2/v^2)(v-bn)=nRT

asked by zulkifli on April 2, 2010
78. ## biology

which objective of a compound microscope would show the largest feild of view

asked by j on February 9, 2009
79. ## Chemistry

Can you show me how to balance this equation using 1/2 reactions? Zn + NO3- ----> NH3 + Zn(OH4)-2

asked by Chelsea on May 18, 2010
80. ## College 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
81. ## micro economics I

show the MRS for Cobb Douglass preference is ax2/bx1

asked by sam on December 28, 2016
82. ## science

__________ are used to show the relationship or trends between data collected in an experiment.

asked by nicole 5th grade on September 18, 2013
83. ## math

complete the table below input x 0 1 2 3 4 5 output y 4 10 16 22 and an equation to show the relationship

asked by miil on January 3, 2011
84. ## math

Write the set of integers that satisfy the sentence: I had 10 question for this,anybody can show this one how to do it. 4 > n > 0

asked by thomas on August 8, 2014
85. ## math

find the equivalent fraction of 56/70 with a)numerator 4 b)denominator 10 please show the steps

asked by miki on December 27, 2012
86. ## math

find the equivalent fraction of 56/70 with a)numerator 4 b)denominator 10 please show the steps

asked by miki on December 27, 2012
87. ## Determine value 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 Anonymous on May 17, 2012
88. ## Math Triangles

ABCD is a trapezium in which AB is parallel to DC and its diagonals intersect each other at point O .Show that AO/BO=CO/DO

asked by Sadaf on March 13, 2015
89. ## Discrete Mathematics

Show that the square of an oddnumber is an odd number using a direct proof.

asked by Anal on September 22, 2013
90. ## Chemistry-please help quick!!

Write the elements and show the the balanced chemical equation for lime.

asked by Gidix on June 16, 2012
91. ## geometry

this diagram show isosceles trapezoid QRST. What is the length , in units of _ QS when Q x-1 and 2x-2

asked by aaron on December 5, 2011
92. ## math

Show that the sum of the squares of any five consecutive integers is divisible by 5. I think I should do something with n+(n+1)+(n+2)+(n+3)+(n+4), but I have no idea where to go to from here. Could someone please help me?

asked by anonymous on November 16, 2007
93. ## Precalc/Trig 1

What equation would you use to show that the point ((square root of 11)/(6), (5/6))is on the unit circle?

asked by Greg on October 8, 2012
94. ## chemistry

write a reaction that show solid copper (II) nitrate dissociating.

asked by P on March 27, 2014
95. ## math

find the equivalent fraction of 56/70 with a)numerator 4 b)denominator 10 please show the steps

asked by miki on December 27, 2012
96. ## maths trig

if p and q are the solutions of the equation atanx+bsecx,show that tan(A+B)=2ac/(a^2-c^2)

asked by arti on August 14, 2010
97. ## Math - trigonmetric functions

Determine whether -105° and -465° are co-terminal angles and can you show me the steps of how you did it

asked by Tom on August 30, 2017
98. ## math

K is the midpoint of JL JL=4x-2 and JK=7. find x, KL, and JL. Very confused , can you please show steps to working out the problem

asked by sasha on August 25, 2013
99. ## Computer Science

Suppose X is a random variable and Y = aX + b is a linear function of X. Show that the correlation of X and Y is 1 if a < 0.

asked by Jerry on October 25, 2013
100. ## 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 31, 2015