URGENT ex 7....ofer coroanaa⭐️⭐️⭐️⭐️

Răspuns:
Explicație pas cu pas:
a + b + c = 43
a = 6 x 5 = 30
b + c = 43 - a = 43 - 30 = 13
b ____
c ____+ 1
2 segmente + 1 = 13
2 segmente = 13 - 1 = 12
1 segment = 12 : 2 = 6
b = 6
c = 6 + 1 = 7
______________
algebric
a + b + c = 43
a = 6 x 5 = 30
b + c = 43 - a = 43 - 30 = 13
c = b + 1
b + b + 1 = 13
2b = 13 - 1 = 12
b = 12 : 2 = 6
c = 6 + 1 = 7
[tex]a + b + c = 43\\\\a = 6 * 5 = > a= 30\\\\b + c = 43 - 30 = > b+c= 13\\\\c = b + 1\\\\b + b + 1 = 13\\\\2b = 13 - 1 = > b= 12:2= > b=6\\\\c = 6 + 1 = > c= 7[/tex]