Which property can be used to show that if 3a = 4b, then 4b = 3a? Multiple choice question.

A)
Symmetric Property of Equality

B)
Reflexive Property of Equality

C)
Substitution Property of Equality

D)
Transitive Property of Equality

Hello your answer should be A symmetric property

Step-by-step explanation:

hope this helps

The parallel line would be x = -1

Step-by-step explanation:

If a line is parallel to the y axis, then it is a vertical line. All vertical lines can be written in the form of x = (a number). That number can be found as the x-coordinate in the ordered pair given.

x = -1