Odpowiedź:
a) 6x = 2x - 8
6x - 2x = - 8
4x = - 8 / : 4
x = - 2
b) 8x = 9 + 5x
8x - 5x = 9
3x = 9 / : 3
x = 3
c) 7x = 2x - 20
7x - 2x = - 20
5x = - 20 / : 5
x = - 4
d) 2x = 12 - 2x
2x + 2x = 12
4x = 12 / : 4
Szczegółowe wyjaśnienie:
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Odpowiedź:
a) 6x = 2x - 8
6x - 2x = - 8
4x = - 8 / : 4
x = - 2
b) 8x = 9 + 5x
8x - 5x = 9
3x = 9 / : 3
x = 3
c) 7x = 2x - 20
7x - 2x = - 20
5x = - 20 / : 5
x = - 4
d) 2x = 12 - 2x
2x + 2x = 12
4x = 12 / : 4
x = 3
Szczegółowe wyjaśnienie: