By: William Kee
How to Write and Solve Inequalities Part 1
These are the symbols that you use to write Inequalities
> Greater than
< Less than
< Less than or equal to
> Greater than or equal to
How to Write and Solve Inequalities Part 2
A number minus 4 is greater than 2.
When we use the word "a number" it means we have to use a variable. The variable "n" minus 4 is less than 2.
n - 4 > 2
First, you Subtract 4 from -4 and 2.
The answer is n > 6
The sum of x and 5 is less than or equal to -2.
When we use the words "the sum of" it gives us a clue that our inequality will be using addition.
x + 5 < -2
First, you Subtract 5 from 5 and -2.
Your answer is x < -7