Superprof

## 2

Add the systems and eliminate one of the unknowns.

## 3

Solve the resulting equation.

## 4

Substitute the value obtained into one of the initial equations and then solve.

## 5

The two values obtained are the solution of the system.

The easiest method is to remove the * y*, this way the equations do not have to be prepared. However, by choosing to remove the

*, the process can be seen better.*

**x**

Add and solve the equation:

Replace the value of * y* in the second equation.

Solution:

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