Question

the sum of twice a number,the result is 69,find the number​

Answer 1

Step-by-step explanation:

Let the number = x

According to the condition

2x + 4 = 80

⇒2x = 80 – 4

⇒ 2x = 76

⇒ x = 76/2 = 38

Number = 38

Answer 2

answer is 23 ....because 23 + 46 = 69