Answer:
[tex]x=3-2y[/tex]
Step-by-step explanation:
4x + 8y = 12
[tex]4x+8y-8y=12-8y \leftarrow \text {Subtraction Property of Equality} \\\\4x=12-8y\\\\\frac{4x=12-8y}{4} \leftarrow \text {Divsion Property of Equality} \\\\\boxed{x=3-2y}[/tex]