Solving systems
Types of exercises: system of equations - substitution, system of equations - elimination, system of equations - graphical method, a coefficient of a system from its solution.
Exercises are drawn at random from a large bank - every click gives a different set.
Solved: 0 of 10
Give the solution of the system of equations
The figure shows two lines - the graphical interpretation of a system of two linear equations in the unknowns x and y.
Find a.
The pair x = −1, y = 1 is a solution of the system of equations: ax + 3y = 9 −3x − by = 0
Solve the system of equations
x + 5y = −48 3x + 4y = −45
Solve the system of equations
2x + 3y = −16 x − 12y = 100
Give the solution of the system of equations
The figure shows two lines - the graphical interpretation of a system of two linear equations in the unknowns x and y.
Find b.
The pair x = 5, y = 3 is a solution of the system of equations: ax + 2y = −14 6x − by = 24
Solve the system of equations
x + y = −13 −3x − 6y = 54
Solve the system of equations
−6x + y = 22 x + 3y = 9
Give the solution of the system of equations
The figure shows two lines - the graphical interpretation of a system of two linear equations in the unknowns x and y.
Find b.
The pair x = 3, y = 3 is a solution of the system of equations: ax + y = −3 −5x − by = −21
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