Question

Resolva o sitema x+y=1 -2x+3y

Answer 1

Resposta:

(3/5, 2/5)

Explicação passo-a-passo:

x+y=1 (2)

-2x+3y=0

2x+2y=2

-2x+3y=0

5y=2

y=2/5

2x+2.2/5=2

10x+4=10

10x=10-4

10x=6

x=6/10 : 2 = 3/5