3х-7=89

To solve the equation \(3x - 7 = 89\), follow these steps:

1. Add 7 to both sides of the equation: \[ 3x - 7 + 7 = 89 + 7 \] which simplifies to: \[ 3x = 96 \]

2. Now, divide both sides by 3: \[ x = \frac{96}{3} \] which simplifies to: \[ x = 32 \]

So, the solution is \(x = 32\).