nourk2004 nourk2004

31-03-2021
Mathematics

contestada

If x(x + y) = 3 and y(x + y) = 10, which of the following is a possible value of x + y?
(A) radical 7
(B) radical 13
(C) 6.5
(D) 7
(E) 13

With steps and explanation please.

Respuesta :

ddef88170 ddef88170

31-03-2021

Answer:

I believe that the answer is D: 7

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