Question

If x +2y=0 and 3x-2y=-8
then value of x2-y2​

Answer 1

Answer:

3

Step-by-step explanation:

x + 2y = 0

3x - 2y = -8

==: x = -2

==: y = 1

==: x² - y²

==: (-2)² - 1²

==: 4 - 1

==: 3

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