1,375 Answered Questions for the topic Linear Equations

09/16/13

#### How do you solve linear equations in three variables?

Solve the system:
x-2y+z=-6
3x-6y+2z=12
-x+2y-z=6
Thank you for any helpful explanation!

Linear Equations

08/05/13

#### 5x + 5 = 2x + 3

List the four steps and illustrate each step by either explaining why it is not applicable or by showing how you would do that step as you solve one of the equations below:
10x – 13 = 0
1/2x + 3...
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Linear Equations

06/30/13

#### Find the coordinates?

Consider the initial value problem: y'+(1/2)y=2cos(t), y(0)=-1. Find the coordinates of the first local maximum point of the solution for t>0.

Linear Equations

06/08/13

#### a small town has 26 wrecks in 1998 decreases by 2.5 per yr if this continue how many yrs will it take to get to 10 in one year

need the equations for this question

05/26/13

#### How do you solve and plot the points for y=3x-1

How do you solve and plot the points for y=3x-1.

Linear Equations

05/14/13

#### how do I solve this problem: (1/12)x+(1/9)(2/3x+500)=1000

You invested a sum of money in a bank certificate yielding an annual return of one-twelfth of the sum invested. A second sum of money invest in a credit union certificate yields an annual return...
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04/07/13

#### find the slope of 0.2x+2.3=1.4y

i dont know how to solve questions like these with decimals

04/07/13

#### find the value of c so that the graph of 3x-c=2y has a y-intercept of (0,5)

How do you solve this?

Linear Equations Solving Linear Equations

04/07/13

#### rewrite the point-slope equation in standard form y-1 =1/3(x+2)

should i convert it to slope-int form first or expand it?? I'm not sure how to solve this

Linear Equations

04/04/13

#### How do you graph linear equations?

How do I graph this linear equation? y = -x

Linear Equations

01/30/13

#### Last year, Pinwheel Industries introduced a new toy.

Last year, Pinwheel Industries introduced a new toy. It cost $1400 to develop the toy and $15 to manufacture each toy. Fill in the blanks below as appropriate.
A.) Give a linear equation in the...
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Linear Equations Solving Equations By Graphing

01/25/13

#### How do you solve linear equations?i

i am having trouble solving these types of equations.

Linear Equations Algebra

01/04/13

#### how do I convert 6x- y=-5 so that I can graph it?

I'mI am confused as to how to transform linear equations.

Linear Equations Graphing

12/12/12

#### I need help graphing Linear Equalities .

I don't know how to do this at all and I have alot of problems due like this tomorrow and I have a big test coming up too. If I don't learn how to do this, I will fail.

Linear Equations Algebra

11/30/12

#### solve the system of linear equations by graphing. 4x - y = 0 and 3x - y = 2

this is for algebra I, I worked this problem, but I think I missed something, because my answer makes no sense

Linear Equations Solve Equations

11/26/12

#### solve y=3x-2 and what is the system

y=3x-2
y=8-2x
what type of system is this?

Linear Equations Algebra Help

11/25/12

#### solve the problem 4x+5y=8

4x+5y=-8
x+2y=-8
what type of system is this?

Linear Equations

10/31/12

#### how do i understand in the simplest form linear equations using graphs, tables, slopes, and algebraically forms

greetings i am having difficulty understanding linear equations, i need your help can you explain it to me in the simplest of form, in the easiest way, and also show me how to solve them via graphs...
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Linear Equations Solving Linear Equations

10/23/12

#### write a linear equation given the following data m=3/2 b=4

write a linear equation given the following data:
a) m=3/2 b=4
b) (3, -4) (0,4)
c) m=2 (-2.5, 4)
Any and all help would be greatly appreciated. :)

Linear Equations

10/13/12

#### why does x=25 in equation 0.1(x+10)=0.3+-4?

in the last part of the steps -5/-0.2 does not equal 25
i have to divide each side by -0.2 to get x by itself

Linear Equations

10/03/12

#### How do I build an equation with an integer and solve it by the addition/subtraction method.

How do I build an equation with an integer and solve it by the addition/subtraction (elimination method)?

Linear Equations

09/14/12

#### how do I solve -2x=9 and graph?

I am having trouble understanding how to solve and graph -2x=9.

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