# 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

91,330 questions, page 301-
## english

what are nonverbal ways people can show determination?

*asked by Gi on March 10, 2017* -
## Calc

Find h'(2), given that f(2)= -3, g(2)= 4, f'(2)= -2, and g'(2)= 7 a) h(x)= 5f(x) - 4g(x) b) h(x)= f(x)g(x) c) h(x)= f(x)/g(x) d) h(x)= g(x)/1 + f(x) I have no idea how to plug these in. If someone could please show me how to go about one, I'm sure the rest

*asked by Chelsea on October 24, 2010* -
## 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* -
## math

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

*asked by Bobby on November 29, 2013* -
## math

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

*asked by Jo on October 18, 2012* -
## math

Factor 16x(a + b + c) + 7y(a + b + c) + 8w(a + b + c). Please show the steps for how you get the answer. Thanks

*asked by Alex on December 16, 2013* -
## calc

Use l'Hospital's Rule to show that lim x-> infinity (1+1/x)^x =e

*asked by Corbin on December 11, 2016* -
## Physics

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

*asked by po on March 19, 2013* -
## Chemistry

convert: 450m/s to m/h? please show exact steps

*asked by Melissa on August 24, 2009* -
## math

I need help writing 57/18 as a mixed number. Can somebody show me how to do it .Because I'm not understanding what to do.

*asked by cora evans on December 13, 2013* -
## Math

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

*asked by Frankie on October 19, 2010* -
## 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* -
## math

Please show me the steps on how to get the simplest form for 1 7/5ths

*asked by johan on January 17, 2011* -
## math

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

*asked by Anonymous on December 5, 2012* -
## physics

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

*asked by khan on August 1, 2014* -
## Calculus

Find f(x) so that it satisfies: f'(x)=1+e^x+1/x and f(1) =3+e. Please show all steps so I can follow. Thanks.

*asked by Rene on April 16, 2013* -
## 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* -
## Math 3 grade

Draw two ways to show 43 using place-value blocks.

*asked by Rosa martines on October 17, 2011* -
## Math

Please show me how to do this problem please. The ratio of 7 dimes to 3 quarters.

*asked by Danielle on February 29, 2008* -
## Trig

Let f and g be two invertible functions such that f^-1(x)=5/x+4 and g(x)=4(x-2). Find f(g(5)). Show your steps please so I can see how to do it. Thank you! :)

*asked by Bailey on October 12, 2012* -
## Mathematics

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

*asked by Henry on December 16, 2015* -
## math

Can u show me an example of how to find the figure of 10 units in a perimeter?

*asked by mikeriya on March 4, 2016* -
## 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* -
## math

Show the formula correctly being solved for the variable c. W = (c + m +y)/z

*asked by Jane on April 11, 2012* -
## calc

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

*asked by bill on February 28, 2011* -
## Math

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

*asked by Anonymous on February 28, 2011* -
## 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* -
## math

45 mi/hr = ______ft/sec. Can you show me how to do this? Dimensional analysis?

*asked by Kory on October 23, 2010* -
## math/117

simplify before multiply explain and show all steps

*asked by susan on October 19, 2011* -
## Math...

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

*asked by Mathilde on October 2, 2007* -
## 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* -
## math

2 2/3 + 7 3/4= rename or simplify as needed, I need to show how I got this answer HELP PLEASE

*asked by Jared on February 3, 2013* -
## Maths Urgent

I have worked out the gradient funtion. If dy/dx = 8x - 3x^2 , then how you show that dy/dx is postive when 0

*asked by Remy on October 18, 2010* -
## geography

map of Nigeria show the biotic community

*asked by Anonymous on March 31, 2019* -
## 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* -
## math

17000 at 2.5% for 5 year show much inter trust would you have ?

*asked by Anonymous on October 1, 2013* -
## 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* -
## math

Assume r and s are the roots of the quadratic equation ax^2 + bx + c = 0, show that r + s = -b/a and rs = c/a.

*asked by Sushmitha on October 10, 2011* -
## math

if 1/2,1/x,1/3 are successive terms of an arithmetic progression. Show that 2-x /x-3 = 2/3.

*asked by Joseph on December 27, 2017* -
## 1 math question

8. Use the Distributive Property to simplify. Show all steps. 8(6 – 2)

*asked by Anonymous on October 1, 2014* -
## Math

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

*asked by Jason on October 12, 2015* -
## Math question? :c

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

*asked by Anonymous on October 1, 2014* -
## 4th grade

explain how you could show five less than a numer using an expression. 5-x, is this correct?

*asked by Jodie on September 29, 2009* -
## Math

Show how to make one addend the next tens number. 15+37=?

*asked by Aaron on October 17, 2017* -
## calc

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

*asked by lo on February 27, 2011* -
## 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* -
## 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* -
## 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* -
## Maths

Show that points (0,0),(5,5) and (-5,5) are the vertices of a isosceles triangle

*asked by Anonymous on June 3, 2016* -
## 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* -
## Algebra 2

Show that the following numbers are irrational: 1. sqrt3 2. sqrt6

*asked by Brandon on May 12, 2011* -
## 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* -
## 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* -
## math

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

*asked by Jeninifer on October 14, 2010* -
## 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* -
## Chemistry

Show how to calculate the molarity of 45 g of hcl in 1.5 L of water

*asked by ff on December 2, 2014* -
## math

4.56*3.6/0.12 express in standard form show working

*asked by Patience Inyang on October 17, 2018* -
## Proofing Maths

Prove that |x+y+z| is less than or equal to |x|+|y|+|z|. Please try to show working and explain

*asked by ollie on December 26, 2016* -
## 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* -
## 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* -
## Math

Tell if x and y show direct variation. Explain reasoning. 1) x=2y 2) y-x=6 3) xy=5

*asked by Matt on October 7, 2015* -
## Calculus

∫3 at top and 2 at bottom x/x^2+1 dx = ? if you could show steps that would be great thanks

*asked by Bob on April 16, 2013* -
## 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* -
## Chemistry

How many molecules are there in 24 grams of FeF3 ? Can somebody please show me how i can get to the answer ? Thank you

*asked by Justin on January 30, 2013* -
## CHEMISTRY

GIVE AN EXPIRIMENT TO SHOW THAT AIR HAS WEIGHT.

*asked by AKASH MITRA on December 13, 2009* -
## 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* -
## Calculus HELP!!

6 2 6 Let u = 4 , v = 2 , w = 2 5 3 1 Show that 2u - 3v - w = 0. Use that fact to find x1 and x2 that satisfy the equation 6 2 6 4 2 {x1} = 2 5 3 {x2} 1

*asked by Sara on January 27, 2014* -
## Spanish

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

*asked by SoccerStar on September 27, 2012* -
## Math

2^(5/2)-2^(3/2) Can someone show me in steps how to do exponents as fractions like in this problem ...thanks

*asked by Mike on June 1, 2010* -
## Physics

Suppose vectors a&b, if a cross b=c. Show that c is perpendicular to a&b.

*asked by Emily on November 13, 2011* -
## 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* -
## math

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. I honestly have no idea how to do this. Can someone please explain what I have to do?

*asked by sage on March 14, 2016* -
## Algebra2

Use synthetic division to find p(3) for p(x)=x^4-2x^3-4x+4 Show steps

*asked by Steve on November 15, 2016* -
## 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* -
## language art

sentences that are long show how toshorten sentence

*asked by paullanguage aet on October 1, 2012* -
## language arts

compare and contrast the giver and the truman show

*asked by sue on June 5, 2013* -
## arithmatic series

Could someone show me the difference between arithmetic sequence and series

*asked by Anonymous on April 17, 2017* -
## 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* -
## mathematical phyaics

For a scaler field ϕ(x, y, z) = x^n+y^n+z^n, show that (🔻ϕ ).r = nϕ , where n is a non-zero real constant.

*asked by gourav bhardwaj on September 13, 2016* -
## Proof by contradiction

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

*asked by Anon on April 6, 2017* -
## math help ASAP!!

simplify fully! 3x-2/x+4 = 18-4x/x^2-16 - 3x+2/4-x show all of your steps pleasee !!

*asked by sunny on September 17, 2014* -
## Urgent math help!

What is 66 2/3% of 891? PLEASE show me the steps on how you got the answer to this question...

*asked by Lisa on November 15, 2008* -
## Polynomials

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

*asked by terrance on September 18, 2013* -
## mathematics-Remainders theorem

what is the remainder when 17^2^111110253 is divided by 21 please show working #thanks

*asked by P1 on April 28, 2016* -
## Polynomials

can someone show me how to get the sum, difference and product of this problem 2x^2-1∶ x^3- x^(2 )+ 2^x- 1

*asked by terrance on September 18, 2013* -
## math

write to show how to make a ten then add

*asked by ceanna on November 12, 2013* -
## 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* -
## math

Show that the following function is continuous only at x=0 : f(x) = x for x rational -x for x irrational

*asked by terra on September 15, 2011* -
## Math

show me the steps to solving this problem? 3k/5+44=12k/25+8

*asked by alice on April 14, 2010* -
## chemistry

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

*asked by william on February 9, 2016* -
## algebra 1

Do the data points (2,9), (-4,8), and (7,3) show a direct variation?

*asked by Meaghan on April 22, 2010* -
## Math

What is 0.25% of 3000? I'll like if you'll show me the steps on how you answered this problem.

*asked by Kiara on November 15, 2008* -
## algebra

x^2-81/x + x-9/x+5 Divide and simplify plz show steps.

*asked by plz help on May 27, 2012* -
## Math

12+9m=-4(-6m-3) Can some one plz help me and show me how. To do this because I try so many things and got 2different answer

*asked by Rian on September 16, 2014* -
## math

show that the product of three consecutive even integer is a multiple of 48

*asked by walker on August 1, 2017* -
## 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* -
## Chemistry

What is the equation to show that boiling is a cooling process?

*asked by Maggie on January 10, 2013* -
## fractions

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

*asked by lisa on August 12, 2011* -
## Algebra

show a graph that best represents a first-degree polynomial p(X).

*asked by Candy on October 10, 2018* -
## mathematics-remainders theorem

what is the remainder when 17^2^111110253 is divided by 21 please show working #thanks

*asked by P1 on April 27, 2016*

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