Question

three times a number is increased by 5gives 20 find the number

Answer 1

Let the number be x
Then 3x+5=20
3x=15
X=5

Therefore the number is 5

Hope it helps u

Answer 2

So here is your answer

Let the number be x
Then acc. to question 3x +5=20
Solving this 3x =20-5, x =15/3=5.
Hope it helps.