Question

quato é 2x+3y=0
6x-4y=13

Answer 1

2x=-3y x=-3y/2
6.(-3y/2)-4y=13
-9y-4y=13
-13y=13
y=13/-13
y=-1
2x+3.-1=0
2x-3=0
2x=3
x=3/

Answer 2

x=1,5 y=-1
2. 1,5= 3
3. -1 = -3
3+-3 = 0

6. 1, 5=9
4. -1 = -4
9 - -4 = 13