Odpowiedź:
e)
2x - 3 + x = 9
3x = 9 + 3 /:3
x = 12/3 = 4
f)
3x - 5 - x = 11
2x = 11 + 5 /:2
x = 16/2 = 8
g)
x - 5 + 6x = 16
7x = 16 + 5 /:7
x = 21/7 = 3
h)
3x - 4 - 2x = 16
x = 16 + 4 = 20
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:
e)
2x - 3 + x = 9
3x = 9 + 3 /:3
x = 12/3 = 4
f)
3x - 5 - x = 11
2x = 11 + 5 /:2
x = 16/2 = 8
g)
x - 5 + 6x = 16
7x = 16 + 5 /:7
x = 21/7 = 3
h)
3x - 4 - 2x = 16
x = 16 + 4 = 20
Szczegółowe wyjaśnienie: