Q&A

Which system of linear equations has no solution?

Which system of linear equations has no solution?

parallel
A system of linear equations has no solution when the graphs are parallel.

What does it mean to be a solution to a system of equation?

A solution to a system of equations means the point must work in both equations in the system. So, we test the point in both equations. It must be a solution for both to be a solution to the system.

At what value of x do the graphs of the equations below intersect 2x − Y 6 5x 10y − 10?

Summary: At x = 2, the graphs of the equations 2x – y = 6; 5x + 10y = -10 below intersect at the point (2, -2).

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How do you tell if a linear equation has no solution?

Correct answer: The coefficients are the numbers alongside the variables. The constants are the numbers alone with no variables. If the coefficients are the same on both sides then the sides will not equal, therefore no solutions will occur.

What was martas mistake?

Marta’s morphine mistake is shown to have been a setup: Someone else had switched the medicine labels, meaning Marta hadn’t erred on the job.

How do I check my LS RS?

To perform the L.S. R.S. Check, all you need to do is substitute the values of x and y in question into your equation(s) and simplify. For example, if you wanted to know if the point (2, 3) is the POI of the lines = −2 + 7 and = 3 + 1, simply substitute x = 2 and y = 3 into the equations and simplify!

What is the solution to the system of linear equations 12q 3r 15?

The solution (q, r) to this system of linear equations 12q + 3r = 15 and – 4q – 4r = – 44 is (-2, 13).

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What is the solution to this system of linear equations?

The solution to a system of linear equations in two variables is any ordered pair that satisfies each equation independently. In this example, the ordered pair (4,7) is the solution to the system of linear equations.

How to calculate y as a function of X?

Explicit: “y = some function of x”. When we know x we can calculate y directly. Implicit: “some function of y and x equals something else”. Knowing x does not lead directly to y. as a function of x. expressed in terms of both y and x. d dx (x 2) + d dx (y 2) = d dx (r 2) Let’s look more closely at how d dx (y2) becomes 2y dy dx

How to solve an equation in Excel?

Equation Solver. Step 1: Enter the Equation you want to solve into the editor. The equation calculator allows you to take a simple or complex equation and solve by best method possible. Step 2: Click the blue arrow to submit and see the result!

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Are both sides of the equation supposed to be balanced?

Both sides of the equation are supposed to be balanced for solving a linear equation. The equality sign denotes that the expressions on either side of the ‘equal to’ sign are equal.

How do I use the Equation Calculator?

Enter the Equation you want to solve into the editor. The equation calculator allows you to take a simple or complex equation and solve by best method possible. Click the blue arrow to submit and see the result!