Answer :
If what I said in the comments was right then first we have to substitute m.
x = 16(4)^2 + 34(5)
16(4) = 64
64^2 = 4096
x = 4096 + 34(5)
34(5) = 170
x = 4096 + 170
x = 4,266
x = 16(4)^2 + 34(5)
16(4) = 64
64^2 = 4096
x = 4096 + 34(5)
34(5) = 170
x = 4096 + 170
x = 4,266