Question

[NHPT]

a) 128-3.(x+4)=23    Enter anh em chí cố).3+55]:5=35      Enter anh em chí cốt🔪💞   Enter anh em chí cốt🔪💞(2x-5)    
       

Answer 1

[Tieen Ddat dax quay trow lai]

<=>128-3x-12=23

<=>-3x=23+12-128

<=>-3x=-93

<=>x=31

Answer 2

[『Kuroba ム Tsuki Ryoo ︵²ᵏ⁷』]

`@` `\text {Ans}`

`\downarrow`

`a)`

`128-3*(x+4)=23`

`=> 3*(x + 4) = 128 - 23`

`=> 3*(x + 4) = 105`

`=> x + 4 = 105 \div 3`

`=> x + 4 = 35`

`=> x = 35 - 4`

`=> x = 31`

Vậy, `x = 31.`