Ajay7456 Ajay7456

11-04-2020
Mathematics

contestada

3x + y = 2
3x²+y²+xy = 6

Respuesta :

staffordgs7 staffordgs7

19-04-2020

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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