Asked by Makayla
-x+5y=13
x-y=15
(solve by using elimination)
x-y=15
(solve by using elimination)
Answers
Answered by
Reiny
just add them
4y = 28
y = 7
sub back into the 2nd
x - y = 15
x - 7 = 15
x = 22
4y = 28
y = 7
sub back into the 2nd
x - y = 15
x - 7 = 15
x = 22
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