Question

2x + x + x + 83 = -2 Tìm x Nhanh giúp mình với alo alo 😭😭😭

Answer 1

\(2x+x+x+83=-2\\\Rightarrow3x+x+83=-2\\\Rightarrow4x+83=-2\\\Rightarrow4x=-2-83\\\Rightarrow4x=-85\\\Rightarrow x=\dfrac{-85}{4}\)

Answer 2

2x + x + x + 83 = -2

(2x + 2x) + 83 = -2

4x + 83 = -2

4x = (-2) - 83

4x = -85

x = -21,25