Question

Simplify: (1.5x – 4y) (1.5x + 4y + 3) – 4.5x + 12y
plz explain by steps ​

Answer 1

Answer:

(1.5x-4y)(1.5x+4y+3)-4.5x

=2.25x^2+6xy+4.5x-6xy-16y^2-12y-4.5x

=2.25x^2-16y^2

answer

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