Answer:

Alternative forms:
![x\in\left(-\infty,\left.\ 1\right]\right.](https://img.qammunity.org/2023/formulas/mathematics/high-school/23mv1sa989ma83ualr2sz45v98rzbz7g47.png)
Explanation:

Apply the Distributive Property

Rearrange variables to the left side of the equation

Calculate the sum or difference

Divide both sides of the inequality by the coefficient of variable

Determine the sign for multiplication or division

Cross out the common factor
I hope this helps you
:)