sil91
30.01.2021 •
Mathematics
Solve 3x + 4y = 9 and x - 2y = -7 using substitution
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Ответ:
x = -1
y = 3
Step-by-step explanation:
Please let me know if you want me to add an explanation as to why this is the answer. I can definitely do that, I just wouldn’t want to write it if you don’t want me to :)
Ответ:
14
Step-by-step explanation:
Because of yes