Question: if x + y = - 4 , and x = 6 / y , what is the value of x ^ 2 + y ^ 2 ?
A) 10
B) 15
C) 6
D) 4
E) 5
Correct answer: D
Grade: 7 | Topic: Expressions and Equations | Difficulty: Easy | Standard: 7.EE.A.1