Answer: very too bad for you buddy study nexts time
Step-by-step explanation:
We have to sum 8 and two-third of x, so we must multiply x by 2/3 and sum it with 8,
thus, the expression is
Answer:

Step-by-step explanation:

That easy just divide 9 by 22 if need simplify it
Answer:
Hi,
Step-by-step explanation:
The playground 's area is the difference of 2 squares:
20²-10²=(20+10)*(20-10)=30*10=300 (ft²)