-15 ----- n (-15 over a variable)
The sum of fifteen times a number and eight.
classifacation of algebraic expression according to the number of terms
a common factor
The Base in the Algebraic Expression can be a Number or A Variable. EX. 42 or X2 - 4 and X are the base.
an algebraic expression is an expression built up from constants, variables, and a finite number of algebraic operations (addition, subtraction, multiplication,division and exponentiation to a power that is a rational number). For example,
The real answer is n-7
Let the number be x and so the expression is 8x
If you call your number x, the expression would be 5x.