x-15,
x represents the unknown number, and to have 15 less you would simply subtract 15 from x....
therefore your answer is x-15
12-3/4x
(4n) - 25
What is the algebraic expression for 5 less than a certain number
5-w=
32 - n/2
As an algebraic expression it is: 2x-9
You write it as5nNothing more, nothing less.
To write "25 less than a number" as an algebraic expression, you would represent the unknown number as a variable, such as "x." Therefore, the algebraic expression would be written as "x - 25." This expression indicates that you are subtracting 25 from the unknown number represented by "x."
12-3/4x
(4n) - 25
a - 4
4<x
m - 12
M < 90
x - 10
The algebraic expression for 25 less than a number ( d ) is ( d - 25 ). This indicates that you subtract 25 from the value of ( d ).
An algebraic expression for "6 less than 5 and a number" is (5 - x - 6), where x represents the unknown number.