Answer:

Helen weighs 30 more than twice as Roda. What is Helen's and Jenny's weight if they both weigh 150 kg?

Roda = x Roda = 40 kg

Helen = 30 + 2x Helen = 110 kg

X = 30 + 2x = 150

3x = 150 30

3x = 120

3 3

x = 40

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