Question 817360: [ 11 years ago, Hugh was four times as old as his brother. In 1 year, Hugh will be twice as old as his brother is now. What are their ages now? ]
Answer by TimothyLamb(4379)   (Show Source):
You can put this solution on YOUR website! h - 11 = 4(b - 11)
h - 11 = 4b - 44
h = 2b - 1
---
h - 11 = 4b - 44
2b - 1 - 11 = 4b - 44
2b = 32
---
b = 16
h = 31
---
Solve and graph linear equations:
https://sooeet.com/math/linear-equation-solver.php
---
Solve quadratic equations, quadratic formula:
https://sooeet.com/math/quadratic-formula-solver.php
---
Convert fractions, decimals, and percents:
https://sooeet.com/math/fraction-decimal-percent.php
---
Calculate and graph the linear regression of any data set:
https://sooeet.com/math/linear-regression.php
|
|
|
