Tip
An expression is a combination of numbers, variables, and operations like addition, subtraction, multiplication, and division. An equation is a statement that two expressions are equal, indicated by an equals sign (=). An inequality is a statement comparing two expressions using symbols like greater than (>), less than (<), greater than or equal to (≥), or less than or equal to (≤).
Sample Problem
5 less than 1/10 of a number is 25.
Which of the following best represents the statement above?
Answer Options
(A) (1/10)n = 25
(B) 5 - (1/10)n = 25
(C) (1/10)n - 5 = 25
(D) (1/10)(n - 5) = 25
(E) (1/10)(5 - n) = 25
View Correct Answer
(C) (1/10)n - 5 = 25
5 less than 1/10 of a number is 25 can be written as (1/10)n - 5 = 25.
