604 Answered Questions for the topic Equation

Equation

09/23/14

Two times a number plus four is 22. What is the number?
i need help on this question im preparing for a test
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Equation Algebra Linear

09/22/14

Solve the equation
Solve the equation 8x+3y-5z=16 what is x? what is y? what is z?  
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Equation Word Problem

09/18/14

Walt made 10,000 last year. He invested part of his money at 7% and the rest at 9%. He made a total of $780 in interest. How much was invested at 9%?
If possible i would like to see the equation used for this problem, if not the answer will do just fine. If possible an explanation of how the problem was solved would be helpful.
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09/11/14

I am not sure what the answer would be for this problem?! Not sure which one to pick! :c PLEASE HELP
Which equation correctly solves for h, the x-coordinate of the vertex of a quadratic function, when starting with the equation for the vertex form of a parabola?A) h=x+√y-k/aB) h=x+√a-y/kC)... more
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Equation

09/09/14

How to solve 2p+10=-2
how do you solve this equation ?
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Equation

09/02/14

Y= -1/2x + 4; (-8,8)
Tell whether the given ordered pair is a solution of the equation
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Equation

08/27/14

I need to turn a word problem into an equation and solve the problem. I worked the problem and need to know if I am correct and if not where did I go wrong.
If you are paid a weekly base salary of $200.00 plus an hourly wage of $5.00, determine an equation for finding you weekly gross pay (P) for t hours. Specify an amount between 25 and 50 hours... more
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08/20/14

Simplify the expressions and solve the equations
1. 1 over t-1 minus 3 over t-3 both equal 1/4   2. 4x2 - x - 14 over x-2 divided by 4x2 + x-14 over x+2
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Equation

08/07/14

How do I solve this equation? 25x+4/x=20
I'm not sure how to solve for x when there is a fraction involved. How do I begin doing the equation? Do I subtract 20?
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06/09/14

Hellpppppp Please
I have to solve this system:   3x+y+z=13 2x+2y-3z=3 3x+y-z=7
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Equation Math Algebra2

06/09/14

helppppppppppppppppppp
Please help me answer this equation    (X^2-3)(x^2+3x-4)=0
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Equation Math Algebra 2

06/08/14

Helppppp Please ( solving a system)
3x+y+z=13 2x+2y-3z+3 3x+y-z=7   A) (2,-4,11) B) (3,4,0) C) (2,4,3) D)(6,-3,4)
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06/07/14

find f(-3) given F(x)=3x^2+x-7
Hello. I NEED HELP WITH THIS EQUATION MY OWN TUTOR GAVE ME TO SOLVE. ASAP :)
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05/30/14

Find the equations to both line
Find the equations to both lines through the point (2,1) that are tangent to the parabola y=x2+x+4 y= (smaller slope) y=(larger slope)
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Equation Curve Line Tangent

05/21/14

find the equation of the tangent line
Find the equation of the tangent line to the curve at the given point.\\ y=1+2x-x3, (1,2) y=
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03/27/14

equation please solve
Solve the equation . Show work.   (x-5)x=14
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Equation

03/27/14

x^2-2x-15=0
x^2-2x-15=0
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Equation

03/17/14

equation with variables
hi, my answer isnt jiving...is it possible the issue is negative sign? the equation is: 3x-4y=8 then i take 0 for x and 2 for y what i did was : 3(0)-4(2) =8     0-8=8 is false...unless when i... more
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Equation

02/26/14

Find an equation of the line containing the given points.
Express your answer in slope-intercept form   (4,-23) and (5, -31)
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Equation Simplify Rational

02/04/14

Simplify this rational expression
Simply the following rational equation (x-5/x2-25) - (3/x+5)= A/B where A and B are polynomials of degree as low as possible and the leading coefficient of B is 1. A= B=  
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02/03/14

Can you think of one real-world example of when the concept of functions might be useful? Do you think you will ever use functions in your life to solve probl
Can you think of one real-world example of when the concept of functions might be useful? Do you think you will ever use functions in your life to solve problems? If yes, explain how and why; if... more
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Equation Equation Graph

01/29/14

-32 less than or equal to 8(x-5) less than 40
-32 less than or equal to 8(x-5) less than 40 and line it on a graph i dont know what else i could possibly wirte about this question i just want to know the answer
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01/27/14

If a = -12/5, then 5x + 2y = 6 and 3x - ay = 4 are parallel.
True or False?
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01/24/14

The equations of two lines re x - 3y = 6 and y = 3x + 2. Determine if the lines are parallel, perpendicular or neither.
A) parallel B) perpendicular C) neither
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01/24/14

The slope of a line whose equation is x = 6 is?
A) no slope B) 0 C) 6
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