Respuesta :

tqiu

Answer:

[tex]7x-11+5x-1=180\\12x-12=180\\12x=192\\\boxed{x=16}[/tex]

wegnerkolmp2741o

Answer:

x=16

Step-by-step explanation:

The two angles form a straight line so they add to 180

7x-11 + 5x-1 = 180

Combine like terms

12x -12 =180

Add 12 to each side

12x-12 +12 =180+12

12x = 192

Divide each side by 12

12x/12 =192/12

x=16

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