Answer:

Explanation:
Given the system of equation


Expand the parenthesis of the 1) equation




Current System


Substitute the y value of the 1) equation with the 2) equation

Add ( x² + 4x + 3) on both sides


Combine like terms


Factorize the quadratic equation


Substitute the x values into one of the equations to find the y value



Therefore, the two solutions are:

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