the Average age of three number is 32 base 5.If the sum of two number is 131 base 4.Find the third number in base 6?

Step plz

2 answers

let's do the math in base 10.

325 = 1710
1314 = 2910

x+y+z = 3*17 = 51
x+y = 29

now you can get z, and convert to base 6.
given that 231n- 143n=44n, find the number base n