Question

Give my answer plz give me my answer ​

Answer 1

Answer:

1) 5n - 1 = 9

$\begin{gathered}:\implies\sf{ 5n = 9 + 1 }\\ \\ \\ :\implies\sf{ 5n = 10}\\ \\ \\ :\implies\sf{ n = }\dfrac{ 10 } { 2}\\ \\ \\ :\implies\sf{ n = 2 }\end{gathered}$

_____________

$\begin{gathered}\sf{ 4x + 7 = - 1}\end{gathered}$

$\begin{gathered}:\implies\sf{ 4x = - 8}\\ \\ \\ :\implies\sf{ x = }\dfrac{ - 8 }{4}\\ \\ \\ :\implies\sf{ x = -2}\end{gathered}$