Question

Determine which equation has the same solutions as the equation below.

4x^2 + 32x − 28 = 0

A.) (x + 4)^2 = 23
B.) 4(x + 4)^2 = 36
C.) 4(x + 8)^2 = 28
D.) (x + 8)^2 = 57

Answer 1

4x² + 32x - 28 = 0

x² + 8x - 7 = 0

x² + 8x + 16 - 23 = 0

(x + 4)² = 23

The correct answer is A.