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18-11-2022
Mathematics

contestada

Which step contains a mistake in solving for the system of equations?

x + 2y = 5
y = 3x - 8

1. x + 2(3x) - 8 = 5
2. x + 6x - 8 = 5
3. 7x = 13
4. x = 13/7
5. 7x 8 5

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