Odpowiedź:
3x + 7 - x = 5x - 4 + x
2x + 7 = 6x - 4
2x - 6x = - 4 - 7
- 4x = - 11
4x = 11
x = 11/4 = 2 3/4 = 2,75
7(x - 1) - (x + 3) = 4x - (x - 1)
7x - 7 - x - 3 = 4x - x + 1
6x - 10 = 3x + 1
6x - 3x = 1 + 10
3x = 11
x = 11/3 = 3 2/3
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Odpowiedź:
3x + 7 - x = 5x - 4 + x
2x + 7 = 6x - 4
2x - 6x = - 4 - 7
- 4x = - 11
4x = 11
x = 11/4 = 2 3/4 = 2,75
7(x - 1) - (x + 3) = 4x - (x - 1)
7x - 7 - x - 3 = 4x - x + 1
6x - 10 = 3x + 1
6x - 3x = 1 + 10
3x = 11
x = 11/3 = 3 2/3