What is X? Because it -18+ 3x+x=-4x+50
There are 24 (2x8+2x4) posts around the pool with 4 overlaps, therefore, there are 20 posts in total.
Among the 8 posts along one side, there are 7 gaps in between them. Hence, the length is 2x7=14yards
Among the 4 posts on the other side, there are 3 gaps in between them. Hence, the width is 2x3=6 yards
The company earned a profit of $48,200 last year.
~ hope this helps!
Benito's expenses for the gasoline is

The cost of the gasoline per mile is

which is 5 cents