IXL | Solve a system of equations by graphing

Solve this system of equations by graphing. First graph the equations, and then type the solution.

–

Click to select points on the graph.

Coordinate plane graph with 4 quadrants, x-axis coordinates from -10 to 10, y-axis coordinates from -10 to 10.

The solution is

ref_doc_title.

Learn with an example

question

Solve this system of equations by graphing. First graph the equations, and then type the solution.

–

Click to select points on the graph.

The solution is

solution

The first equation is

The

-intercept

is 1. Plot the point

(

)

The slope is 3. Move up 3 and right 1 to find another point on the line.

Draw a line connecting them.

The second equation is

–

The

-intercept

–

Plot the point

(

–

)

The slope is 1. Move up 1 and right 1 to find another point on the line.

Draw a line connecting them.

Finally, identify the point of intersection.

The lines intersect at

(

–

)

so the solution to the system of equations is

(

–

)

Looking for more? Try these:

Lesson: Systems of equations

$Confetti$

Excellent!

Now entering the Challenge Zone—are you ready?

Teacher tools

Work it out

Not feeling ready yet? These can help:

AA.4Graph a line from an equation in slope-intercept form

AA.11Graph a line from an equation in standard form

GG.1Is (x, y) a solution to the system of equations?

Lesson: Systems of equations

Excellent! You got that right!

Jumping to level 1 of 1

Excellent!