Question

x-3=2x+4 ai nhanh mik tick

Answer 1

\(x-3=2x+4\)

\(x-2x=3+4\)

\(-1x=7\)

\(x=\frac{7}{-1}\)

\(x=-7\)

Answer 2

\(x-3=2x+4\)

\(\Rightarrow x-2x=4+3\)

\(x.\left(1-2\right)=7\)

\(x.\left(-1\right)=7\)

\(x=-7\)

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Answer 3

Ta có : 

\(x-3=2x+4\)

\(\Leftrightarrow\)\(2x-x=-3-4\)

\(\Leftrightarrow\)\(x=-7\)

Vậy \(x=-7\)

Answer 4

          \(x-3=2x+4\)

\(\Leftrightarrow\)\(x-2x=3+4\)

\(\Leftrightarrow\)\(-x=7\)

\(\Leftrightarrow\)\(x=-7\)

Vậy...

Answer 5

x - 3 = 2x + 4

x - 2x = 4 + 3

- 1x = 7

x = 7 : ( -1 )

x = - 7