How do you solve -13\geq n - 4?

2 Answers
Mar 8, 2018

n<=-9

Explanation:

You will add 4 to both sides of the equation. This leaves us with -13+4<=n-4+4
-9<=n
On a number line, you would mark -9 with a solid dot and connect a ray going to the left of the number line from the dotted -9. enter image source here

Mar 8, 2018

\text{Solution:} " " " " n\le-9

\text{Interval Notation:}" "" "(-\infty\ ,\ -9]

Explanation:


-13\ge \ n-4

The first step is to switch sides:

n-4\le \ -13

Add \ 4\ to both sides:

n-4+4\le \ -13+4

Simplify:

n\le -9


enter image source here

That's it!