Question

X square + 3 X + 1 barabar (X - 2) square

Answer 1

Answer:

x is 3/7

Step-by-step explanation:

x² + 3x + 1 = (x -2)²

x² + 3x + 1 = x² + 4 - 4x

x² + 3x - x² + 4x = 4 - 1

7x = 3

x = 3/7