Answer:
17
Step-by-step explanation: if there is 6 students on each bench and, there are 4 bench’s you would need to multiply 6 by 4 and get a total of 20 students. and if 3 students left then you would subtract 3 from 20 and get 17 which is how many students are left on the benches
Answer:
The answer is flint sickles
Step-by-step explanation:
Hi, this is the notation for inclusion of all real
numbers.

We can also state numbers which are positive or negative with a sign on top of the R notation like so: