Question
The total mass of Risa, Samantha and Roshel is 101 kg. Samantha's mass is 2 kg more than Risa's and 17 kg more than Roshel's. Find the total mass of Risa and Roshel.
4 m

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The total mass of Risa, Samantha and Roshel is 101 kg. Samantha's mass is 2 kg more than Risa's and 17 kg more than Roshel's. Find the total mass of Risa and Roshel.