An expression is defined as a set of numbers, variables, and mathematical operations. The value of the expression 13r + 5s - 2r is 11r + 5s.
What is an Expression?
In mathematics, an expression is defined as a set of numbers, variables, and mathematical operations formed according to rules dependent on the context.
The value of the expression 13r + 5s - 2r can be solved as,
13r + 5s - 2r
Bring the like terms together,
= 13r - 2r + 5s
= 11r + 5s
Hence, The value of the expression 13r + 5s - 2r is 11r + 5s.
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