It can be: 7x-11
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The algebraic expression would be 8n + 3, where n represents the unknown number.
The algebraic expression for 11 minus the product of 5 and a number can be written as 11 - 5x, where 'x' represents the unknown number.
A variable is a single letter that represents a number. For example x is a variable.An algebraic expression can contain variables, numbers, mathematical symbols, etcetera. An example of an algebraic expression is 3x+12.
An algebraic expression for "6 less than 5 and a number" is (5 - x - 6), where x represents the unknown number.
The algebraic expression for "4 less than the sum of a number and 5" is (n + 5) - 4, where n represents the unknown number.