Question

if 3x + 5y -3xy added to a expression gives 4xy + 18 + xy +9y +9x​

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

4xy+18+xy+9y+9x -(3x+5y -3xy)

so, all in bracket sign change

so 4xy+18+xy+9y+9x -3x -5y +3xy=6x +4y+ 8xy +18