Answer:
...look at the Step-by-step explanation
Explanation:
2x - 3y = 13
2y =- x -4
y = -1/2x -2
x = -2y -4
plug in y = -1/2x -2 and x = -2y -4 into 2x - 3y = 13
and I think also plug in to 2x = 3y + 13 and -3y = -2x + 13
Hope this sort of helps : )