Question

Twice a number when increased by 7 gives 25. The number is _______.

Answer 1

Answer:

9

Step-by-step explanation:

let the number be x

twice the number=2x

when increased by 7= 2x+7

the number = 25

so,

2x+7=25

2x=25-7

2x=18

x=18/2

x=9

Answer 2

Answer:

Let the no.be x.

According to ques,

2x+7=25

2x=25-7

2x=18

x=18/2

x=9

so,the no. is=x=5