Let the number be x and so the expression is: x-19
Chat with our AI personalities
It can be: x-7
The expression "a number n increased by nineteen" can be represented mathematically as n + 19. This expression indicates that you are taking a specific number, n, and adding nineteen to it. The result of evaluating this expression would be the sum of n and 19.
It can be: 7-4x as an algebraic expression
-10-18x
The verbal expression that represents the algebraic expression 2x-8 is "twice a number decreased by 8." In this expression, "2x" represents twice the value of a variable "x," and "-8" indicates that 8 is being subtracted from that value. Therefore, "twice a number decreased by 8" accurately describes the algebraic expression 2x-8.