" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2. x - y +6 -(8x - 4y - 2) = x - y + 6 - 8x + 4y + 2 = -7x + 3y + 8
2. (x-y+6) + (4x-4y-2)
= x+4x-y-4y+6-2
= 5x-5y+4