Answer:

Step-by-step explanation:
Suppose number is x
Following equation can be written from question statement

Simplifying it further




Answer:
a. x = 5/2
b. y = 16.5
c. z = 12
Step-by-step explanation:
Answer:
*b*(abc)=
Step-by-step explanation:
you use the distributive property
c.
greater than and less than signs have dotted lines.
greater than or equal to and less than or equal to have solid lines.