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Mathematics, 08.10.2019 21:40 Pipemacias1711

Which equation shows the substitution method being used to solve the system of linear equations?

x – y = 7
x = y + 3

a.
x – y = y + 3

b.
(y + 3) – y = 7

c.
x = (7 – x) + 3

d.
x – (y + 3) = 7

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Answers: 2

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Which equation shows the substitution method being used to solve the system of linear equations?
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