Question

If we add 11 twice a number a we get 7 find the number

Answer 1

Answer:

Let the required number be 'x'

Twice of it=2x

According to your question:

$= > 2x + 11 = 7 \\ = > 2x = 7 - 11 \\ = > 2x = - 4\\ = > x \frac{ - 4}{2 }\\ = > x = - 2$

Here's your answer:

$\huge\pink{\boxed{\green {\mathbb{\overbrace {\underbrace{\fcolorbox{red}{aqua}{\underline{\pink{ x=-2}}}}}}}}}$

Answer 2

Answer:

Let the required number be 'x'

Twice of it=2x

According to your question:

\begin{gathered}= > 2x + 11 = 7 \\ = > 2x = 7 - 11 \\ = > 2x = - 4\\ = > x \frac{ - 4}{2 }\\ = > x = - 2\end{gathered}

=>2x+11=7

=>2x=7−11

=>2x=−4

=>x

2

−4

=>x=−2