Explain what is happening at this step in the solving equation process. 10 − 6 x = 4 + 5 x

7-6x=1+5x

3 ( 4 x − 3 ) = − 15

4x-3=5

5x/-3=12/1

5x=-36

−3 ( 4 x − 3 ) = − 15

4x-3=5

Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?