Question

my question is
$(1.5x - 4y)(1.5 + 4y + 3) - 4.5x + 12y$

Answer 1

(1.5x - 4y)(1.5 + 4y + 3) - 4.5x + 12y
2.25x+6xy+4.5x-6y-16y^2-12y-4.5x+12y
2.25x+6xy-6y-16y^2

Answer 2

2.25x+6xy-6y-16y^2
i hope u understand