3x+4=7

To solve the equation \(3x + 4 = 7\), follow these steps:

1. Subtract 4 from both sides:

   \[ 3x + 4 - 4 = 7 - 4 \]

   This simplifies to:

   \[ 3x = 3 \]

2. Divide both sides by 3:

   \[ x = \frac{3}{3} \]

   Therefore,

   \[ x = 1 \]

The solution is \(x = 1\).