Respuesta :
Answer:
{x,y}={4,7}
Step-by-step explanation:
3x - y = 5
x+ 4y = 32
y + 3x = 5 , 4y + x = 32
x = -4y + 32
3•(-4y+32) - y = 5
- 13y = -91
13y = 91
y = 7
x = -4y+32
y = 7
x = -4(7)+32 = 4
so the final solution is:
⇒x = -4(7)+32 = 4
Answer:
{x,y}={4,7}
Step-by-step explanation:
3x - y = 5
x+ 4y = 32
y + 3x = 5 , 4y + x = 32
x = -4y + 32
3•(-4y+32) - y = 5
- 13y = -91
13y = 91
y = 7
x = -4y+32
y = 7
x = -4(7)+32 = 4
so the final solution is:
⇒x = -4(7)+32 = 4