Question

Solve for the value of x in the equation7x-4x= -18

Answer 1

Given the equation

`7x-4x=-18`

First, we simplify the left-hand side.

`\begin{gathered} 7-4=3 \\ \text{Therefore:} \\ 7x-4x=3x \end{gathered}`

The given equation then becomes:

`3x=-18`

To solve for x, divide both sides of the equation by 3.