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7. Systems of Equations & Matrices

7. Systems of Equations & Matrices

7. Systems of Equations & Matrices / Two Variable Systems of Linear Equations / Problem 2

Using the elimination method, solve the following system of equations.

A

x = 20, y = 20

B

x = 15, y = 25

C

x = 30, y = 10

D

x = 50, y = - 10

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