Question

-2 x- 3 y=1
4x -5 y =0
qual a resposta para esse sistema ?

Answer 1

-2x-3y=1 (2)
4x-5y=0

-4x-6y=2
4x-5y=0
-11y=2
y=-2/11

-2x+3.2/11=1
-2x+6/11=1
-2x=1-6/11
-2x=11-6/11
-2x=5/11
x=5/11.-2
x=-10/11