Question

5 - 10 - 2x = 5⁷ : 5³       Giúp em với em cần gấp

Answer 1

\(\Rightarrow-5-2x=5^4\\ \Rightarrow2x=-5-625=-630\\ \Rightarrow x=-315\)

Answer 2

`5-10-2x=5^7:5^3`

`=>-5-2x=5^4=625`

`=>2x=-630`

`=>x=-315`