Solve 5x+7=3x+5

Step 1: Subtract 3x from both sides of the equation. $5x + 7 - 3x = 3x + 5 - 3x$ $2x + 7 = 5$

Step 2: Subtract 7 from both sides of the equation. $2x + 7 - 7 = 5 - 7$ $2x = -2$

Step 3: Divide both sides by 2. $\frac{2x}{2} = \frac{-2}{2}$ $x = -1$

The solution is $\boxed{-1}$.