Question

Find the number when we add 7 to it's twice then number become 49​

Answer 1

Answer:

The number is 21

Step-by-step explanation:

Twice the number = 2x.

Twice the number = 2x.i.e., 2x+7= 49.

Twice the number = 2x.i.e., 2x+7= 49.2x= 49-7.

Twice the number = 2x.i.e., 2x+7= 49.2x= 49-7.2x= 42.

Twice the number = 2x.i.e., 2x+7= 49.2x= 49-7.2x= 42.x= 42/2.

x= 21 ....

HOPE IT HELPS YOU PLZ MARK AS BRAINLIEST

Answer 2

Answer:

21

Step-by-step explanation:

Let the number be x

:.Twice the number = 2x

Then, add 7,

:. We get : 2x+7 = 49

:. 2x = 49-7

:. 2x = 42

:. x = 42/2

:. x = 21

Hope it helps you

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