Question

Daca
a-b=13
b + 3c=17
Aflati 2a +6c-59​

Answer 1

Răspuns:

1

Explicație pas cu pas:

a-b=13 => a=13+b =>2a+6c-59= 2(13+b)+6c-59=26+2b+6c-59=2b+6c-33

b+3c=17=>2b+6c=34 => 2b+6c-33=34-33=1

Answer 2

a-b=13 => a=13+b =>2a+6c-59= 2(13+b)+6c-59=26+2b+6c-59=2b+6c-33
b+3c=17=>2b+6c=34 => 2b+6c-33=34-33=1

Coroana? Plsss muuult!