Answer:

Step-by-step explanation:
we know that
The diagonal of a cube is equal to

where
b is the length of an edge of the cube
we have

substitute


A. Given
b. Substituition Property (replaces x with the definition of x=8)
c. Subtraction Property of Equality (-1-88=-89)
d. Division Property of Equality (isolating y)
e. Symmetric Property of Equality (a=b -> b=a)
so the second option
Answer:
x= 0
Step-by-step explanation:
6x-4=2(3x-2)
or,6x-4=6x-4
or,x=o
15 Short Answer Questions
( =45 points)
5 Multiple Choice Questions
( = 5 points)