Here is the list of mathematics exercises on equations of lines and linear systems available online for free. Each corrected exercise is accompanied by indications, reminders of course, methodological advice which allows to practice independently.

5 exercisesExercise example N°1423 :

Solve the following system:

`-x-2*y = 3`

`3*x = -2`

solving equations and inequations of the first degree equations of lines and linear systems equations 9th Grade 10th Grade solve_equations

The objective of this corrected math exercise is to solve a system of two equations with two unknowns.

Exercise example N°1441 :

- Solve the system

`2*x+2*y=30`

`3*x+10*y=101` To organize photos a store offers two types of storage albums or boxes : Tom buys 2 boxes and 2 albums and pays 30. Victoria buys 3 boxes and 10 albums and pays 101. - What is the price of a box?
- What is the price of an album?

mathematics exams and competitions equations of lines and linear systems equations 9th Grade solve_equations

The purpose of this exercise is to use a system of two equations with two unknowns to solve a problem.

Exercise example N°1524 :

Find the ordinate of the direction vector of the line whose equation is `y=-7/10*x+6` which has abscissa 1

vectors equations equations of lines and linear systems 10th Grade fraction

The objective of this exercise is to determine the ordinate of a direction vector from a line equation.

Exercise example N°2411 :

Determine the equation of the linear function whose graphical representation passes through the point D of coordinates (`3/5`,`2`).

linear functions and affine functions equations of lines and linear systems equations 9th Grade equation_straight_line

The purpose of this exercise is to find the equation of a line representing a linear function that passes through a given point.

Exercise example N°2413 :

Determine the reduced equation of the line passing through the points A(3;5 )and B(2;4).

linear functions and affine functions equations of lines and linear systems equations 9th Grade 10th Grade equation_straight_line

The purpose of this exercise is to find the equation of a line from two points.