Respuesta :

The answer to your equation is 60x (2y+5)
Work is shown below

21x3y·2 – 3x·2y + 75x·4
6
·21xy-6xy+6·50x
6x (21y-y+50)
Factor 21y-y+50: 10 (2y+5)
6·10x (2y+5)
= 60x (2y+5)