ob3ymysins
20.11.2020 •
Mathematics
Help me please I don’t know how to do it
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Ответ:
Ans: (-3, 6)
Step-by-step explanation:
. You can substitute that into the first equation and get 7x+3y=-3 is the same as 7x+3(-2x)=-3 is the same as 7x-6x=-3 which is equal to x=-3. Plugging that into the second equation, you will get y=6, so the answer is (-3, 6).