s903926
s903926
14-02-2020
Mathematics
contestada
Solve using substitution.
y = –2
7x − 4y = 1
Respuesta :
ajtobar
ajtobar
14-02-2020
Answer:
-1
Step-by-step explanation:
plug in
7x-4(-2)=1
Answer Link
surjithayer10
surjithayer10
14-02-2020
Answer:
Step-by-step explanation:
7x-4(-2)=1
7 x+8=1
7 x=-7
x=-1
y=-2
Answer Link
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