Question

if we add 7 twice a number we get 49,find the number?

Answer 1

Answer:

$21$

Step-by-step explanation:

LET THE NUMBER BE X,

$2x + 7 = 49$

thus now

$x = \frac{42}{2}$

$21$

THUS REQUIRED ANS IS 21

Answer 2

Answer:

x=21

Step-by-step explanation:

Let the no. be x

given 7+2x=49

2x=42