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Nastasia [14]
3 years ago
11

3x + y = 2 3x²+y²+xy = 6​

Mathematics
1 answer:
guajiro [1.7K]3 years ago
3 0

Answer:

Step-by-step explanation:

Solve simultaneously by substitution method;

3x²+y²+xy=6---eqn1

x+y=2 square throughout the equation

X²+y²=4

Then 3(4)+xy=6 after replacing

X²+y²=4

Xy=6/12-->1/2

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