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?

Question

Step plz

Answer 1

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.

Answer 2

given that 231n- 143n=44n, find the number base n