Question

1. 4m - 4 = 4m

Explanation:

Step1: Isolate variable terms

Subtract $4m$ from both sides.
$4m - 4 - 4m = 4m - 4m$

Step2: Simplify both sides

Combine like terms on each side.
$-4 = 0$

Answer:

This equation has no solution, as $-4=0$ is a false statement.