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violetvinny

22.05.2023

Mathematics

X-2y=-4
x=2y-4

11 (2y-4)-7y=14
22y -44-7y=14
15y-44=14
15y=58
y=58/15
x-2 (58/15)=-4
x-116/15=-4
x=116/15 -4 or 4 can be 70/15
x=46/15

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