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?
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