please explain to me how to get the answer to this problem. must show all work.

4+j< -1
-

3 answers

4 + j <-1
add -4 to both sides
j < -5
everything to the left of -5 on a number line
please help again.
i really don't understand this math thing.
41 - a= 23.
41 - a = 23 add a to both sides
___+ a = +a
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41 = 23 + a now add -23 to both sides
-23=-23
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41-23 = a
18 = a