A student solved the equation:

Line 1:
Line 2:
Line 3:
Line 4:

Identify the Property used to go from Line 2 to Line 3:

Which line has a mistake?

What should have been the correct answer for the equation?

Word bank:

Distributive Property
Subtraction Property of Equality
Combine like terms
Multiplication Property of Equality
Line 1
Line 2
Line 3
Line 4
No solution
x =5
x = 45
x = 15

Since the equation and the lines are not provided, it is not possible to identify the specific property used or determine which line has a mistake. Additionally, the correct answer for the equation cannot be determined without the equation itself.