3 years ago

Solve for x in the equation x squared + 4 x minus 4 = 8.

Mathematics

2 answers:

Tcecarenko [31]3 years ago

6 0

Answer:

x = -6 or x=2

Step-by-step explanation:

x = –6 or x = 2

x = negative 2 plus-or-minus 2 StartRoot 2 EndRoot

x = –2 or x = 6

x = 2 plus-or-minus 2 StartRoot 2 EndRoot

Goryan [66]3 years ago

5 0

Step-by-step explanation:

x² + 4x − 4 = 8

x² + 4x − 12 = 0

(x + 6) (x − 2) = 0

x = -6 or x = 2

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