2 Balls and a paddle in P5

/* Bouncing Balls (plural)
 * @Author: Allen Thoe
 */

//DECLARE VARIABLES
var x, y, Vx, Vy;
var x2, y2, Vx2, Vy2;
var ballW, ballH;  //Height and width of ball
var r, g, b, r2, g2, b2; //Colors for ball

function setup() {
  createCanvas(400, 400);
  ballH = 20;
  ballW = 20;
  x = 220;
  y = 50;
  r = 255;
  g = 255;
  b = 255;
  r2 = 255;
  g2 = 255;
  b2 = 255;
  x2 = 50;
  y2 = 10;
  Vx2 = random(5);
  Vy2 = random(2,5);
  Vx = random(5); //(between 0 and 5)
  Vy = random(2,5);  //(start, stop)

}

function draw() {
  background(80);
  drawBalls();
  checkCollide();  //ABSTRACT FROM Function
  drawPaddle();
}

function drawPaddle(){
  strokeWeight(4);
  fill(255);
  rect(mouseX - 50, height - 30, 100, 20, 4);
  strokeWeight(1);
}
function checkCollide(){
    //Collides with walls
  if(x > width || x < 0){
    Vx *= -1;
    r = random(255);
    g = random(255);
    b = random(255);
  }   //  || Means 'OR', && means 'AND'
  if(y > height || y < 0){
    Vy *= -1;
    r = random(255);
    g = random(255);
    b = random(255);
  }
  if(x2 > width || x2 < 0){
    Vx2 *= -1;
    r2 = random(255);
    g2 = random(255);
    b2 = random(255);
  }   //  || Means 'OR', && means 'AND'
  if(y2 > height || y2 < 0){
    Vy2 *= -1;
    r2 = random(255);
    g2 = random(255);
    b2 = random(255);
  }
  //Collide with each other
  if(abs(x - x2) < ballW && abs(y - y2) < ballH){
    Vx *= -1;
    Vy *= -1;
    Vx2 *= -1;
    Vy2 *= -1;
  }

}

function drawBalls(){
  fill(r,g,b);
  ellipse(x, y, ballW, ballH);
  fill(r2, g2, b2);
  ellipse(x2, y2, ballW, ballH);
  //UPDATE POSITION
  x += Vx;
  y += Vy;
  x2 += Vx2;
  y2 += Vy2;
}