def lscan; gets.split.map(&:to_i); end

gets.to_i.times do
  n = gets.to_i
  aa = lscan
  sum = aa.reduce(:+)
  h = sum/3
  if h*3 != sum
    puts 'No'
    next
  end
  if aa.max <= h
    puts 'Yes'
  else
    puts 'No'
  end
end