(4x-3)(4x+3)-(4x-1)^2=3x

Question

(4x-3)(4x+3)-(4x-1)^2=3x

Answer 1

(4х - 3)(4х +3) - (4х - 1)² = 3х
16х² - 9 - 16х² + 8х -1 - 3х = 0
5х - 10 = 0
х = 2