Sometimes it will, and sometimes it won't.
I reason as follows:
(21 + x) + (30 + 2x) = 51 + 3x has an 'x' term
(42 + x) + (30 - x) = 72 has no 'x' term.
Answer: 53.2
Step-by-step explanation:
The area of a parallelogram is


I am assuming you're asking for the entire parking lot, so you would have to multiply the above area by 916

So the answer is (D)
Answer:
Step-by-step explanation:
let the sam's age be x
2x+5=3x-1
5+1=3x-2x
6=x
therefore sam's age is 6.