SOLUTION: [ Gary is x years old today. Two years ago,his grandfather was 3 times older than Gary at that time.
a) The age difference of Gary and his grandfather then [2 years ago], was 48
Algebra ->
Customizable Word Problem Solvers
-> Age
-> SOLUTION: [ Gary is x years old today. Two years ago,his grandfather was 3 times older than Gary at that time.
a) The age difference of Gary and his grandfather then [2 years ago], was 48
Log On
Question 815825: [ Gary is x years old today. Two years ago,his grandfather was 3 times older than Gary at that time.
a) The age difference of Gary and his grandfather then [2 years ago], was 48 years. Write a linear equation to represent this age difference.
b) Find Gary's grandfather's age today. ]
You can put this solution on YOUR website! f - 2 = 3(g - 2)
f - 2 = 3g - 6
f = 3g - 4
---
(f - 2) - (g - 2) = 48
f - 2 - g + 2 = 48
f - g = 48
---
f - g = 48
3g - 4 - g = 48
2g = 52
---
g = 26
f = 74
---
Answer:
grandfather is 74
---
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
