Question

6y+5y=56

7x+4y=58 

 

Answer 1

si es (6y)+5y=56 y=(56/11) x=(11,19)

si es 6x+5y=56 y=49,9x=-15,09

Answer 2

6y+5y=56
11y=56

y=56/11

7x+4y=58
x=(58-4y)/7
x=(58-4(56/11))/7
x=(58-224/11)/7
x=(414/11)/7

x=414/77