Math, asked by Sujitdasgupta2007, 8 months ago

lf A = 4x +7y-3z, B = 3x – 12y +9z and C = 6x – 2y + 9z then find the simplest value of A+ B – C.

Answers

Answered by sofia78

1

= (4x + 7y - 3z + 3x - 12y + 9y) - (6x - 2y + 9z)

= 7x - 5y + 6z - 6x + 2y - 9z

= x - 3y - 3z

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