Matemática discreta Ejemplos

Solve Using a Matrix by Row Operations x+y=8 , x-y=4
,
Paso 1
Write the system as a matrix.
Paso 2
Obtén la forma escalonada reducida por filas.
Toca para ver más pasos...
Paso 2.1
Perform the row operation to make the entry at a .
Toca para ver más pasos...
Paso 2.1.1
Perform the row operation to make the entry at a .
Paso 2.1.2
Simplifica .
Paso 2.2
Multiply each element of by to make the entry at a .
Toca para ver más pasos...
Paso 2.2.1
Multiply each element of by to make the entry at a .
Paso 2.2.2
Simplifica .
Paso 2.3
Perform the row operation to make the entry at a .
Toca para ver más pasos...
Paso 2.3.1
Perform the row operation to make the entry at a .
Paso 2.3.2
Simplifica .
Paso 3
Use the result matrix to declare the final solution to the system of equations.
Paso 4
The solution is the set of ordered pairs that make the system true.