Question

ayuda xd
cual es? xd

Answer 1

Respuesta:

x = 12

y = -4

Explicación paso a paso:

1. 5x -12y -100 =8

2. -3y + 4x =60 /// 4x = 60+3y /// 15 + 3y/4

1. 5(15+3y/4) -12y -100= 8 /// 75 + 15y/4 -12y -100 = 8

-25 -33y/4 = 8 /// -100 33y = 32 /// 33y = 132 /// y= -4

5x -12(-4) -100 = 8 /// 5x + 48 - 100 = 8 /// 5x = 60 /// x = 12