1,375 Answered Questions for the topic Linear Equations

Linear Equations Algebra

2d

Solve the system of linear equations by eliminating a variable

solve the system of linear equations by eliminating a variablex-y=-73x+y=-5what ordered pair represents the solution to the system of equations?
Linear Equations Standard Form

5d

How do write y−4=−7(x+1) in standard form?

9d

Find all x for this equation 2cosx-3=-5, 0<_x<_2π

The range is 0 is less than equal x and x is less than equal 2π.Solve this according to the rules of unit circle.
Linear Equations Rational Equations

17d

Finding Dimensions

Find the dimensions of a plot of land given the following parameters:The perimeter is 300ft, and the length is 50 ft more than the width.
Linear Equations

18d

Finding Dimensions

Find the dimensions of a plot of land given the following parameters:The perimeter is 300 ft and the length is 50 ft more than the width,
Linear Equations Coordinate Geometry

19d

how do you write an equation with just a graph?

so how do we form an equation when the coordinates are given? pls help fast and put the procedure as well. along with an explanation too. thank you and pls hurryPlot the following points on a graph... more
Linear Equations Linear Algebra

20d

Linear function and application.

A non government organization launched a program which aimed to maximize the use of recyclable materials and reduce plastic waste in that environment. Your village was chosen to be a participant of... more
Linear Equations Linear Algebra

20d

Linear inequality

Suppose you are shopping for notebooks and pad papers for a fund drive. Notebook (x) costs 15 and paper (y) costs 12. You have at most 1500 to spend.1. Write a linear inequality in two variables... more
Linear Equations

06/22/21

Translate the sentence into an equation

Nine more than the quotient of a number and 7 is 2
Linear Equations Geometry Linear Algebra Functions

06/20/21

Vectors, Linear Map; Injective and surjective

Let vector, v = - j + k in R3f : R3 ---> R3f(u) = v x u + 2u for u in R3 (u, v, j, k are vectors)How can we determine if f is surjective or not? How can we determine if f is... more
Linear Equations Math Linear Systems

06/18/21

help me with my TEST: LINEAR EQUATIONS & LINEAR SYSTEMS

Mario sells electronics at Big Box Electronics Store. He is paid a salary of $200 a week plus 8% commission on his sales.a) Write an equation for the line, in slope/y-intercept form, representing... more
Linear Equations Math Linear Algebra Algebra

06/17/21

How to determine if a function is simple in linear algebra?

V = { (x, y, z) in R3 : x + y - z = 0 } and f : R3 ---> R3V = Ker(f) and  1 is an eigenvalue of f .How can I determine if f is simple or not ? And also... more
Linear Equations Linear Algebra Functions Linear

06/17/21

What could be the eigenvalues of the transpose of a matrix?

A is an nxn matrix and f : Rn,n ---> Rn,nf(A) = f(AT)How can I find the eigenvalues of f? Thank you for the help,
Linear Equations Math Linear Algebra Mathematics

06/15/21

4x4 matrix characteristic polynomial

Is there a shortcut way to find the characteristic polynomial of a 4x4 matrix like this? 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 Thank you so much for the help
Linear Equations

06/15/21

A delivery truck is transporting boxes of two sizes:

The combined weight of a large box and a small box is 70 pounds. The truck is transporting 50 large boxes and 65 small boxes. If the truck is carrying a total of 3950 pounds in boxes, how much does... more
Linear Equations

06/14/21

If the same number is added to the numerator and denominator of 5/9 the result is 5/6

Linear Equations Linear Algebra Functions

06/09/21

I need help understanding functions.

Give the equation of a line that goes through the point (4,−2) and is parallel to the line 7x−4y=12.Write your equation in slope-intercept form.
Linear Equations Algebra

06/08/21

what is the equation?

Write an equation of a line with that is parallel to line 2x + 5y - 3 = 0 and has the same y-intercept as line 2x - 3y = 15. Show all your steps and solutions.
Linear Equations Math Mathematics

06/06/21

The equation of the straight line through....

The equation of the straight line through the points (50,5500) and (100,1000) is given by:y = __x + ___

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