Four students are simplifying the expression -5x(4/5x) - 3). Which student's work is correct?
O (-5x)(4/5x) - 3
-5 . 4/5 . x . x - 3
-4x² - 3
O (-5x)(4/5x) + (-5x)(3)
-5 . 4/5 . x . x + (-5) . 3 . x
-4x² - 15x
O (-5x) (4/5x) + (-5x) (-3)
(-5) . 4/5 . x . x + (-5) . 3 . x
-4x² - 15x
O (-5x) (4/5x) + (-5x) (-3)
(-5) . 4/5 x . x + (-5) . (-3) . x
-4x² - 15x