All numbers less than or equal to 87 and greater than or equal to 83

Step-by-step explanation:

Split the words at "and" and solve one piece at a time. (when a function has "or equal to", use the ones with the line under ) Let x be the unknown value

"less than or equal to 87"

"greater than or equal to 83"

Put them together by putting x in the middle. Don't forget to make the signs face the right way:

Done.

your question is incomplete, write all the numbers in the sequence that it tells you.  

step-by-step explanation:

if i put something wrong your not gonna like it so rather not say nothing.