Asked by Ciara
Solve the system by the method of your choice. Identify systems with no solution and systems with infinitely many solutions, using set notation to express their solution sets.
x + y = -8
x - y = 14
A. {( 3, -11)}
B. {( 3, 11)}
C. {(x, y) | x + y = -8}
D. ∅
B?
x + y = -8
x - y = 14
A. {( 3, -11)}
B. {( 3, 11)}
C. {(x, y) | x + y = -8}
D. ∅
B?
Answers
Answered by
Ms. Sue
x + y = -8
x - y = 14
x = -y - 8
-y - 8 - y = 14
-2y = 22
y = -11
x - 11 = -8
x = 3
x - y = 14
x = -y - 8
-y - 8 - y = 14
-2y = 22
y = -11
x - 11 = -8
x = 3
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