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Which expression is equivalent to 5 (w 4) when w = 9? 5 (9) 9 (5) 5 (9) 4 5 (9) 20.

Sagot :

Expression consists of numbers, variables, and mathematical operations. The expression f(w)=5(w+4) is equal to f(9)=5(9)+20.

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 expression is given to you is,

[tex]f(w)= 5(w+4)[/tex]

Now, if we solve the expression it can be written as,

[tex]f(w)=5w+20[/tex]

substituting the value of w, we will get,

[tex]f(9)=5(9)+20[/tex]

Hence, the expression f(w)=5(w+4) is equal to f(9)=5(9)+20.

Learn more about Expression:

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