function compose(...funcs) {
  return function(x) {
    return funcs.reduceRight((acc, fn) => fn(acc), x);
  };
}

const add10 = x => x + 10;
const multiply2 = x => x * 2;
const toString = x => `Result: ${x}`;

const composed = compose(toString, multiply2, add10);
console.log(composed(5));