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Write a equivalent expression for 4 (a+5) by modeling

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  1. 7 June, 04:07
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    The answer is 4a+20 ...

    Step-by-step explanation:

    Use the distributive property.

    According to which when using the distributive property, you have to distribute (multiply) the 4 to the a and then the 4 to the 5. It looks like this.

    4 (a+5)

    4 (a) = 4a

    4 (5) = 20

    Thus the expression becomes:

    4a+20

    Thus the answer is 4a+20 ...
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