Mathematics, 08.04.2021 23:20 NathalyN

Sophie is 3.5 years younger than her brother. She knows that when she is b years old, her brother is b+3.5 years old. Right now, Sophie is 11.5 years old. How old is Sophie's brother?
Write your answer as a whole number or decimal.

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More questions: Mathematics Another questions

Sophie is 3.5 years younger than her brother. She knows that when she is b years old, her brother is b+3.5 years old. Right now, Sophie is 11.5 years old. How old is Sophie's brother? Write your answer as a whole number or decimal.

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Another question on Mathematics

Sophie is 3.5 years younger than her brother. She knows that when she is b years old, her brother is b+3.5 years old. Right now, Sophie is 11.5 years old. How old is Sophie's brother?
Write your answer as a whole number or decimal.