Respuesta :
there are two equations, two unknowns in this problem, hence using the degrees of freedom, this problem can be solved.
2x - y - 4 = 0
3x + y - 9 = 0
5x -13 = 0
x = 13/5
y = 6/5
The answer is choice B{(13/5, 6/5)}
2x - y - 4 = 0
3x + y - 9 = 0
5x -13 = 0
x = 13/5
y = 6/5
The answer is choice B{(13/5, 6/5)}