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.

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 12:30, barn01

The graph of f(x)=|x| is reflected over the y-axis and horizontally compressed by a factor of 1/9. write a formula for function g(x)

Answers: 1

continue

Mathematics, 21.06.2019 15:30, bhhh7351

Which answer is the solution set to the inequality |x|< 9? a. x< -9 or x> 9 b. x> -9 and x< 9 c. x> -9 or x< 9 d. x< 9 and x< 9

Answers: 1

continue

Mathematics, 21.06.2019 22:00, hannahpalmario

The customer price index(cpi), which measures the cost of a typical package of customer goods, was 208.8 in 2011 and 244.1 in 2016.let x=11 corresponding to the year 2011 an estimate to cpi into 2013 and 2014. assume that the data can be modeled by a straight line and the trend to continue idenfinitely. use data points to find such a line and then estimate the requested quantities

Answers: 1

continue

Mathematics, 22.06.2019 00:00, cutie22327

This summer the number of tourists in salem increased 4.5% from last years total of 426000. how many more tourists came to salem this summer

Answers: 1

continue

You know the right answer?

Sophie is 3.5 years younger than her brother. She knows that when she is b years old, her brother is...