Question

resolva o sistema
2x+y=4
y=x+1

Answer 1

Resposta:

2x+y=4

y=x+1

2x+x+1=4

3x=4-1

x=3/3

x=1

y=x+1

y=1+1

y=2

Answer 2

2x+x+1= 4
3x= 3
x= 1
y= 1+1
y= 2
Espero ter ajudado