Question

from the sum of 5x+7y-12 and 3x-5y+2
Subtract the algebraic expression -6x+3y+9​

Answer 1

Answer:

(5x+7y-12)+(3x-5y+2)-(-7x+3y+9)

5x+7y-12 +3x+5y-2 +(7x-3y-9) 5x+3x+7y+5y-12-2 + (7x-3y-9)

8x+12y-14 +7x-3y-9

8x+7x+12y-3y-14-9

15x+9-23