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davidoj13
26.06.2019 •
Mathematics
Use substitution to solve the system of equations 4x+y=0 2y+x=-7
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Ответ:
-8x+x=-7
-7x=-7
x=1
then plug that back in to find y
4(1)+y=0
4+y=0
y=-4
now you have x and y so your coordinate (the answer) is (1, -4) hope this helps!
Ответ: