(x-4)²-1=(x-3(x+5)
x²-8x+16 = x² +5x -3x -15
x²-8x+16 = x² +2x -15
-8x+16=2x-15
-10x=-31
10x=31
x=3,1
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
(x-4)²-1=(x-3(x+5)
x²-8x+16 = x² +5x -3x -15
x²-8x+16 = x² +2x -15
-8x+16=2x-15
-10x=-31
10x=31
x=3,1