2х+3=15

To solve the equation 2x + 3 = 15, you need to isolate the variable x.

First, subtract 3 from both sides of the equation: 2x + 3 - 3 = 15 - 3 2x = 12

Then, divide both sides by 2 to solve for x: 2x/2 = 12/2 x = 6

Therefore, the solution to the equation 2x + 3 = 15 is x = 6.