Question

If we add 7 to twice a number , we get 49. Find the number.
a.34
b.39
c.21
d.10​

Answer 1

Step-by-step explanation:

39please answer my question in Pisaplease answer my question in Pisaplease answer my question in Pisaplease answer my question in Pisaplease answer my question in Pisa

Answer 2

Answer:

Let, the number be x

It is given that 7 added with twice of x gives 49 as a result .

So, in an algebric equation, it can be written as

$2x + 7 = 49 \\ or \: 2x = 49 - 7 \\ \: \: \: \: = 42 \\ ∴x = \frac{42}{2} \\ \: \: = 21 \: answer$