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1,228 Answered Questions for the topic Linear Equations

Linear Equations Algebra Pre Calculus

10d

What values of k (if any) ensures that the system of linear equations given below has no solutions?

What values of k (if any) ensures that the system of linear equations given below has no solutions?5x +2ky = 4k (k2-9) y = k + 3 
Linear Equations Precalculus

10d

What value of k (if any) ensures that the system of linear equations given below has infinitely many solutions?

What values of  k (if any) ensures that the system of linear equations given below has infinitely many solutions?5x +2ky = 4k (k2-9) y = k + 3 
Linear Equations

18d

Write the x-intercept and y-intercept for the equation

Write the x-intercept and y-intercept for the equation: 9x-12y=36
Linear Equations

18d

Write the x-intercept and y-intercept for the equation

Write the x-intercept and y-intercept for the equation: 5x+2y=20
Linear Equations

18d

What is the x-intercept and y-intercept from the table?

I can't figure this out x y-3 -1-2 0-1 1 0 2 1 3
Linear Equations Math Algebra 2

21d

Linear Algebra : Span of Vectors

Determine whether the following polynomials span P2:p1 = 1 - x + 2x2 ; p2 = 3 + x ; p3 = 5 - x + 4x2 ; p4 = -2 + 2x + 2x2
Linear Equations

25d

The sum of two numbers is 40.taking the number as x and y form an equation.

Linear Equations Math Prealgebra

10/26/20

The population of a small town is growing at a constant rate. (Please show me step by step)

The population of a small town is growing at a constant rate. In 2007 the population was 15,400 and in 2013 the population was 22,600.Part A: Use the data points (7, 15400) and (13, 22600) to write... more
Linear Equations Linear Algebra Algebra

10/26/20

Linear Relationships in Point Slope Forn

An athlete has decided to track how many minutes the exercise each day. During the first day, the athlete exercised for 30 minutes. For each day after that, the athlete increased their exercise... more
Linear Equations

10/23/20

What is the x-intercept of the linear function 3x + 6y = 12

Linear Equations Statistics

10/12/20

Linear Regression Equation

My professor asked me "can you use your regression equation to estimate the value of MMNT when MMXT is equal to 200?"These are my regression equation results:Simple linear regression... more
Linear Equations Algebra 1 Inverse Operations

10/11/20

Assume that 𝑦 varies inversely with 𝑥. If 𝑦=9 when 𝑥=7, find 𝑦 when 𝑥=2.

Unit 04: Linear Functions
Linear Equations Algebra 1 Linear Algebra

10/04/20

Any one can solve it step by step

into echelon form and find the rank *Find a parametric solution for the system5w _ 2x + y _ z = 02w + x + y + z = _1_w + 3x _ y + 2z = 3
Linear Equations Algebra Word Problem

09/27/20

Please help me find how to write an equation in slope-intercept form.

Ricardo wants to by a phone that costs $1,150. He will make a down payment of $250 and will make monthly payments of $50. Write an equation in slope-intercept form that Ricardo can use to determine... more
Linear Equations Math Calculus

09/18/20

Please help with the following question!!!!!!

Consider the following statement:There exists an integer  such that        .This could be written in symbolic form asa.)  b.)  c.)     
Linear Equations Calculus Discrete Math

09/18/20

Please help with predicate!!!!

If the domain is  - the set of all integers (i.e.,  ), then the predicate    is TRUE for all of the following values of :a.) No values of in this domain make the predicate trueb.) - this is the... more

09/15/20

A rectangluar shaped rug is 13 ft longer than it is wide. Its perimeter is 66 ft.

A rectangluar shaped rug is 13 ft longer than it is wide. Its perimeter is 66 ft. Write an equation, state what the variable(s) represent and solve for the dimensions for the rug. show steps
Linear Equations

09/03/20

how do i solve for x?

how do you solve x for: 3x-1= -2x+39
Linear Equations Geometry Algebra

09/02/20

Solve the system of linear equations using the elimination method

Solve by using the elimination method:y = x^2 + 3x - 8y = x + 7
Linear Equations Math Calculus

08/20/20

Jacobian matrix of a nonlinear system

 is a Jacobian matrix of a nonlinear system   with a list of critical points.From below choices, select all critical points  that are classified as stable using the above Jacobian matrix.A.) B.)... more
Linear Equations Math Calculus

08/20/20

Can you please help with eigenvalues of matrix?

From below choices, select all correct approaches for finding the eigenvalues of matrixA.) First form a new matrix ,  compute its determinant and then find the roots of the polynomial equation: The... more
Linear Equations Math Calculus

08/20/20

Linear systems that have infinite many solutions.

From below choices, select all linear systems that have  many solutions.A.)B.) C.) D.) E.) F.)
Linear Equations Math Calculus

08/20/20

Help with eigenvalue and eigenvector

  is a square matrix, here  is a positive integer. Select all correct statements from below choices.A.) For each eigenvalue of , there must be infinity many corresponding eigenvectors.B.) If  is an... more
Linear Equations Math Calculus

08/20/20

Please help with this question!

Solve the following linear, homogeneous system of ODEs:    the 3 eigenvalues of the coefficient matrix are: 
1 3 4 5 6 7 50

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