1) When I double my number and add 3, I get 13. WRITE AN EQUATION that represents the hint.

2) When I double my number and add 1, I get my number plus 4. WRITE AN EQUATION that represents the hint.

3) When I subtract five from my number, I get my number multiplied by 0.5. WRITE AN EQUATION that represents the hint.

4) When I triple my number and add 4, I get 4 times my number minus 3. WRITE AN EQUATION that represents the hint.

***please answer quickly!!!