Răspuns :
[tex]7 \times a - 7 \times b + x = 55[/tex]
[tex]7(a - b) + x = 55[/tex]
[tex]7 \times 6 + x = 55[/tex]
[tex]42 + x = 55[/tex]
[tex]x = 55 - 42[/tex]
[tex]x = 13[/tex]
[tex]7(a - b) + x = 55[/tex]
[tex]7 \times 6 + x = 55[/tex]
[tex]42 + x = 55[/tex]
[tex]x = 55 - 42[/tex]
[tex]x = 13[/tex]
a-b=6
7(a-b)+x=55
7×6+x=55
42+x=55
x=55-42
x=13
Sper ca te-am ajutat!
7(a-b)+x=55
7×6+x=55
42+x=55
x=55-42
x=13
Sper ca te-am ajutat!