Mathematics, 06.10.2019 15:00, laladance123

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

x – y = 7

x = y + 3

a.

(y + 3) – y = 7

b.

x – (y + 3) = 7

c.

x – y = y + 3

d.

x = (7 – x) + 3

Answers: 2

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