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Cameron Hirthe

Lvl 10
3y ago
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Wiki User

8y ago

xy = 16;

x+y = 8;

y = -x-8;

(-x-8)(x) = 16;

x^2 +8x+16 =(x+4)(x+4) = 0;

x= -4:

y= -4

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Q: What are two numbers that multiply to equal 16 but add to equal -8?
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