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

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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

–

Plot the point

(

–

)

The slope is

–

Move down 7 and right 2 to find another point on the line.

Draw a line connecting them.

The second equation is

–

The

-intercept

is 1. Plot the point

(

)

The slope is

–

Move down 2 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

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Questions
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Time
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Teacher tools

Work it out

Not feeling ready yet? These can help:

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

AA.12Graph a horizontal or vertical line

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

AA.2Relate the graph of an equation to its solutions

Lesson: Systems of equations

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