Asked by will
Solve using substitution.
x − 7y = –4
3x − 6y = 3
x − 7y = –4
3x − 6y = 3
Answers
Answered by
oobleck
since x = 7y-4, use that in the 2nd equation to get
(7y-4) - 2y = 1
5y = 5
y = 1
so x = 3
(7y-4) - 2y = 1
5y = 5
y = 1
so x = 3
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