Mathematics
Mathematics, 29.08.2021 04:10, ezequiel2k

Zina solves a system of linear equations by elimination and finds that the solution to a system is (2, 2). One of the equations is a + b = 4. Which answer could be the other equation? a + 3b = 4
2a + 2b = 2
4a + 4b = 8
a + 3b = 8

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