Answer:
x² + y² = 12
Step-by-step explanation:
x + y = -4
xy = 2
x² + y² = (x+y)² - 2xy = (-4)² - 2(2) = 16 - 4 = 12
12
it’s 12 because 4 x 3 = 12
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Look at the picture.
Adrian will need to work 8 hours a day