Respuesta :

Answer:

x<100 and look at picture

Step-by-step explanation:

x-19<81

+19  +19

x<100

Ver imagen isaacf1890

+100 on number line, opened line to the left

X<100

Step-by-step explanation:

x-19<18

+19   +19

x<100

+100 on number line, opened line to the left