Question 936673
x = mary age now
y = ann age now
---
x = 2( y - (x - y) )
y = 57
---
x = 2(y - x + y)
x = 4y - 2x
3x = 4y
x = (4/3)y
x = (4/3)*57
x = 76
---
answer:
Mary is 76
---
Free algebra tutoring live chat:
https://sooeet.com/chat.php?gn=algebra
---
Solve and graph linear equations:
https://sooeet.com/math/linear-equation-solver.php
---
Solve quadratic equations with 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
---