Question
The total mass of Opal and her father is 92.56 kg. Opal's father has a mass of 28.07 kg more than Opal. Find Opal's mass.
2 m

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The total mass of Opal and her father is 92.56 kg. Opal's father has a mass of 28.07 kg more than Opal. Find Opal's mass.