what is the use of translateX in css code example

Example 1: transform:translateX()

/* <length-percentage> values */
transform: translateX(200px);
transform: translateX(50%);

Example 2: translate css property

div {
  width: 60px;
  height: 60px;
  background-color: skyblue;
}

.moved {
  transform: translate(50px, 10px);
  background-color: pink;
}