Odpowiedź :
Hej!
28 : a = 7
a = 28 : 7
a = 4
2x + 16 = 32
2x = 32 - 16
2x = 16 / : 2
x = 8
80 - 2y = 60
-2y = 60 - 80
-2y = -20 / : (-2)
y = 10
2 : c = 20
c = 2 : 20
c = 1/10
Pozdrawiam! - Julka
Hej!
28 : a = 7
a = 28 : 7
a = 4
2x + 16 = 32
2x = 32 - 16
2x = 16 / : 2
x = 8
80 - 2y = 60
-2y = 60 - 80
-2y = -20 / : (-2)
y = 10
2 : c = 20
c = 2 : 20
c = 1/10
Pozdrawiam! - Julka