3 years ago

Help me with pre algebra worth 50 points

1 answer:

Lisa [10]3 years ago

4 0

The total number of rocks collected:

r + 2r + 2r - 5

Rocks collected by Maria and Javier:

The difference between the number of rocks collected by Pablo and Maria:

r - 5

The sum of rocks collected by the boys:

4r - 5

The number of rocks collected by Pablo and Maria:

r + 2r - 5

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