Question 931784: A mother is 25 years older than her son. In 10 years she will be twice as old as her son. How old are the mother and son? Answer by TimothyLamb(4379) (Show Source):
You can put this solution on YOUR website! x = mother age now
y = son age now
---
x = y + 25
x = 10 = 2(y + 10)
---
put the system of linear equations into standard form
---
x = y + 25
x = 10 = 2y + 20
---
x - y = 25
x - 2y = 10
---
copy and paste the above standard form linear equations in to this solver:
https://sooeet.com/math/system-of-linear-equations-solver.php
---
solution:
x = mother age now = 40
y = son age now = 15
---
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
---
Solve systems of linear equations up to 6-equations 6-variables:
https://sooeet.com/math/system-of-linear-equations-solver.php
---
