SOLUTION: Frank is 6 years younger than Kayla. Maria is 18. George is 3 years younger than Maria and 2 years older than Kayla. How old is Kayla?

Question 937290: Frank is 6 years younger than Kayla. Maria is 18. George is 3 years younger than Maria and 2 years older than Kayla. How old is Kayla?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
x = frank age
y = kayla age
z = maria age
u = george age
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x = y - 6
z = 18
u = z - 3
u = y + 2
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put the system of linear equations into standard form
---
x - y = -6
z = 18
z - u = 3
y -u = -2
---
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 = frank age = 7
y = kayla age = 13
z = maria age = 18
u = george age = 15
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