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07-02-2021
Mathematics

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How do I solve this system of equations by adding, subtracting, or multiplying?
x-y=8;x+y=12

Respuesta :

9vq46eiq3d 9vq46eiq3d

07-02-2021

By substitution.
Get y or x alone then insert it into the other equation solving for one of the two variables. After that substitute ur answer into one of the equations then solve.

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