Solve the system by the substitution method
x+y = -9
y = -4x...
Mathematics, 13.09.2019 18:20 albattatasraap5wymy
Solve the system by the substitution method
x+y = -9
y = -4x
Answers: 1
Mathematics, 23.08.2019 08:00
Mathematics, 23.08.2019 08:00
Physics, 23.08.2019 08:00
Mathematics, 23.08.2019 08:00
History, 23.08.2019 08:00