find two numbers if their sum is -7 and their difference is 14. Plz answer ASAP
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X+y=20
x-y=8
adds them together...
2x = 28
x=14
then y=6
14 and 6
Answered by
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Answer:
X+Y=-7, X-Y=14, Then add both => 2X=7, X=7/2 AND Y=X-14=(7/2)-14= 21/2=10.5
Step-by-step explanation:
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