When I triple my number and add 5 I get 26 what's my number

Your number is seven

Let's write an equation and use x as your number.

3x+5=26

Subtract 5 from both sides

3x+5-5=26-5

3x=21

Divide both sides by 3 so we can isolate the variable.

3x/3=21/3

x=7

Your number is seven.