Respuesta :

Answer:

4.     2

Step-by-step explanation:

Subtitue the value of variable into the equation and simplify 2

saraalvi00

Answer:

2 and 16/3 is the answer

Step-by-step explanation:

4.

putting value of n in given expression

20-3.6

20-18

2 answer

5.

putting value of n in given expression

(2/3).6+(2/3).2

4+(4/3)

(12+4)/3

16/3 answer