(a) Pei has x dollars, when she passed her exam, her dad doubled her money and mum gave another $10. Altogether she got $100. i) Write a mathematical equation for this.

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Jakub Piskorz asked Oct 19, 2022

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(a) Pei has x dollars, when she passed her exam, her dad doubled her money and mum gave another $10. Altogether she got $100. i) Write a mathematical equation for this.

Mathematics
college

Jakub Piskorz asked Oct 19, 2022

by Jakub Piskorz

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15 votes

Answer:

a: (x2)+10 = 100

Explanation:

and if you need an answer, x = 45

Jizelle answered Oct 25, 2022

by Jizelle

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