Question

What is the sum of rocks between Pablo and Javier?

Answer 1

4r-5

Step-by-step explanation:

Maria collected r rocks.

Javier collected twice as many rocks as Maria = 2r

Pablo collected 5 less than Javier = 2r - 5

Therefore, the sum of rocks between Pablo and Javier

`\begin{gathered} =2r+2r-5 \\ =4r-5 \end{gathered}`

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