Question

1. tìm x

a / 2.x-5=x+6

Answer 1

a) \(2x-5=x+6\)

\(\Leftrightarrow2x-x=6+5\)

\(\Leftrightarrow x=11\)

Vậy \(x=11\)

b) \(\left|x\right|-10=25-2\)

\(\Leftrightarrow\left|x\right|-10=23\)

\(\Leftrightarrow\left|x\right|=23+10\)

\(\Leftrightarrow\left|x\right|=13\)

\(\Leftrightarrow\left[{}\begin{matrix}x=13\\x=-13\end{matrix}\right.\)

Vậy \(x=-13\) hoặc \(x=13\)

Answer 2

\(2x-5=x+6\Leftrightarrow2x-x=6+5\Leftrightarrow x=11\)

Answer 3

giải cho mk câu này nx nhé :

/x/-10=25-2

Answer 4

Bài 1

a, 2 . x - 5 = x + 6

2x -x = 6 +5

x.(2-1) = 11

x= 11

Vậy x=11